瑞典斯凯孚（SKF）轴承前后缀代码(部分五)

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代码	位置	产品类型	代码意义描述
2RS	后缀	未指明产品类型	轴承两侧带具（或无）钢骨架的丁腈橡胶（NBR）接触式密封
2RS2	后缀	未指明产品类型	轴承两侧带具钢骨架的氟橡胶（FPM）接触式密封
A	后缀	未指明产品类型	经过改进或稍作改变的内部设计。外形尺寸相同。通常对于不同类型或系列的轴承有不同的意义。例如： 4210 A：不带装球缺口的双列深沟球轴承 3220 A: 不带装球缺口的双列角接触球轴承
AR-	前缀	未指明产品类型	Ball or roller and cage assembly 滚珠或滚柱和保持架组件
Axx(x)	后缀	未指明产品类型	A combined with a two or three-figure number identifies variants of the standard design, which cannot be identified by generally applicable suffixes A与一个两位数或三位数组合，表示不能由一般适用后缀来识别的标准设计的变体
B	后缀	未指明产品类型	经过改进或稍作改变的内部设计，外形尺寸相同，通常对不同类型或系列的轴承有不同的意义。例如: 7224 B:接触角为40°的单列角接触球轴承 32210 B:接触角较大的圆锥滚子轴承
B4	后缀	未指明产品类型	轴承套圈表面及滚子表面均经处理（满装滚子轴承）。
Bxx(x)	后缀	未指明产品类型	B与一个两位数或三位数组合，用来表示一些没有合适后缀的变型。例如：B20 缩窄的宽度公差
C	后缀	未指明产品类型	经过改进或稍作改变的内部设计。外形尺寸相同。通常对不同类型或系列的轴承有不同的意义。例如: 21306 C:球面滚子轴承，带两个窗式冲压钢保持架、内圈无档边和带一个由内圈引导的导圈
C01	后缀	未指明产品类型	Reduced running accuracy tolerance range for inner ring 降低了内圈运转精度公差范围
C02	后缀	未指明产品类型	缩窄的内圈旋转精度公差
C023	后缀	未指明产品类型	C02 + C3
C03	后缀	未指明产品类型	Reduced running accuracy tolerance range for outer ring 降低了外圈运转精度公差范围
C04	后缀	未指明产品类型	缩窄的外圈旋转精度公差
C05	后缀	未指明产品类型	C01 + C03
C06	后缀	未指明产品类型	C02 + C03
C07	后缀	未指明产品类型	C01 + C04
C1	后缀	未指明产品类型	径向游隙小于C2
C10	后缀	未指明产品类型	缩窄的内径和外径公差
C2	后缀	未指明产品类型	径向游隙小于普通组(CN)
CAC	后缀	未指明产品类型	CA型球面滚子轴承，滚子的引导经过改进，加强滚子导向性能
CB	后缀	未指明产品类型	1.任意配对单列角接触球轴承。安装前，两个背对背或面对面配置的轴承，具有普通级轴向内部游隙 2.双列角接触球轴承的可控轴向游隙
CG	后缀	未指明产品类型	“零”游隙（圆锥滚子轴承）。
CL3	后缀	未指明产品类型	英制圆锥滚子轴承，公差符合ANSI-ABMA标准19.2:1994公差等级3的标准
CLO	后缀	未指明产品类型	精度符合ANSI/ABMA 19.2:1994标准公差等级0，用于英制圆锥滚子轴承
CN	后缀	未指明产品类型	普通组径向游隙;通常仅用于与以下字母组合来表示较窄或偏移的游隙范围 CNH 缩窄的游隙范围，相当于普通组游隙范围的上半部分 CNL 缩窄的游隙范围，相当于普通组游隙范围的下半部分 CNM 缩窄的游隙范围，相当于普通组游隙范围的一半 CNP 偏移的游隙范围，相当于普通组游隙范围的上半部分和C3游隙范围的下半部分的组成以上的字母H、L、M和P，同时适用于与以下的游隙组别组合成对应的意义:C2、C3和C4、C5
CS	后缀	未指明产品类型	轴承一侧带具钢骨架的丁睛橡胶(NBR)接触式密封圈
CS2	后缀	未指明产品类型	轴承一侧带具钢骨架的氟橡胶(FPM)接触密封圈
D	后缀	未指明产品类型	1.偏差或修改的内部设计与外形尺寸；作为特定意义被绑定到特定的轴承系列，例如： 3310 D 双列角接触球轴承的两件式内圈 K40×45×17 D 拆分滚针和保持架组件（径向） 2.根据ABMA标准（通常英制），有两个滚子和保持架组件（双内圈）或外圈有两个滚道的双列圆锥滚子轴承（双外圈）
DB	后缀	未指明产品类型	两个以背对背配对的(1)单列深沟球轴承、(2)单列角接触球轴承或(3)单列圆锥滚子轴承。DB随后的字母表示该配对轴承在安装前的轴向游隙或轴向预紧的大小。 A 轻预紧(2) B 中预紧(2) C 重预紧(2) CA 轴向游隙小于普通游隙(1、2) CB 普通轴向游隙(1、2) CC 轴向游隙大于普通游隙(1、2) C 特殊轴向游隙，加上以mm为单位数字来表示(3) GA 轻预紧(1) GB 中预紧(1) G 特殊预紧负荷，加上以daN为单位的数字来表示(3) 对于配对圆锥滚子轴承，在DB与C或G之间可能有一
DF	后缀	未指明产品类型	两个以面对面配对的单列深沟球轴承、单列角接触球轴承或单列圆锥滚子轴承。DF随后字母表示的意义与DB的相同 A 轻预紧(2) B 中预紧(2) C 重预紧(2) CA 轴向游隙小于普通游隙(1、2) CB 普通轴向游隙(1、2) CC 轴向游隙大于普通游隙(1、2) C 特殊轴向游隙，加上以mm为单位数字来表示(3) GA 轻预紧(1) GB 中预紧(1) G 特殊预紧负荷，加上以daN为单位的数字来表示(3) 对于配对圆锥滚子轴承，在DB与C或G之间可能有一个两位数用来表示隔圈的设计和配置
DH	后缀	未指明产品类型	Single direction thrust bearing with two housing washers 单向推力轴承两个轴承座圈
DR	后缀	未指明产品类型	Two single row deep groove ball bearings or cylindrical roller bearings paired to achieve even radial load distribution 两个单列深沟球轴承或圆柱滚子轴承配对，以实现更大径向载荷分布
DS	后缀	未指明产品类型	1. Single direction thrust bearing with two shaft washers 单向推力轴承具有两轴圈 2. Split radial needle roller and cage assembly 分体式向心滚针和保持架组件
DT	后缀	未指明产品类型	两个以串联配对的单列深沟球轴承、单列角接触球轴承或单列圆锥滚子轴承。串联匹配安装；对于成对的圆锥滚子轴承，在DT之后可能有一个两位数用来表示隔圈的设计和配置
DT	后缀	未指明产品类型	两个以串联配对的单列深沟球轴承、单列角接触球轴承或单列圆锥滚子轴承。串联匹配安装;对于成对的圆锥滚子轴承，在D下之后可能有一个两位数用来表示隔圈的设计和配置
E	后缀	未指明产品类型	经过改进或稍作改变的内部设计，外形尺寸相同。通常对不同类型或系列的轴承有不同的意义。例如:7212 BE:优化的内部设计和接触角为40°的单列角接触球轴承
E2.	前缀	未指明产品类型	SKF Energy Efficient bearings SKF节能轴承
ECA	后缀	未指明产品类型	CA型球面滚子轴承，带增强的滚子组
ECAC	后缀	未指明产品类型	CAC型球面滚子轴承，带增强的滚子组
Exx(x)	后缀	未指明产品类型	E combined with a two or three-figure number identifies variants of the standard design which cannot be identified by generally applicable suffixes E结合两个或三个位数字号码标识不能用一般适用后缀来识别的标准设计的变体
F	后缀	未指明产品类型	机削钢或特殊铸铁保持架，滚动体引导，在F后面可能有一个数字，表示不同的设计或材料级别，如F1
FA	后缀	未指明产品类型	机削钢或特殊铸铁保持架，外圈引导
FB	后缀	未指明产品类型	机削钢或特殊铸铁保持架，内圈引导
G..	后缀	未指明产品类型	用来说明轴承中使用的润滑脂，第二个字母表示润滑脂的工作温度范围，第三个字母表示某种实际的润滑脂。第二个字母的意义如下: E 极压润滑脂 F 食品相容润滑脂 H,J 高温润滑脂，-20至+130 ℃ L 低温润滑脂，-50至+80 ℃ M 中温润滑脂，-30至+110 ℃ W,X 低/高温润滑脂，-40至+140 ℃ 在三个字母的润滑脂代号后面的数字表示与标准不同的润滑脂填充量: 1、2和3表示填充量少于标准， 4至9表示填充量多于标准。例如: GEA:极压润滑脂，标准填充量
GA	后缀	未指明产品类型	通用配组轴承，在背对背或面对面的配置时带轻预紧
H	后缀	未指明产品类型	淬硬的卡型冲压钢保持架
HA	后缀	未指明产品类型	表面硬化的的轴承或轴承部件，HA随后的数字表示具体的部分 0 整套轴承 1 内圈和外圈 2 外圈 3 内圈 4 内圈、外圈和滚动体 5 滚动体 6 外圈和滚动体 7 内圈和滚动体
HB	后缀	未指明产品类型	贝氏体硬化的轴承或轴承部件，HB随后的数字表示具体的部分，数字代表的部分与HA的相同 0 整套轴承 1 内圈和外圈 2 外圈 3 内圈 4 内圈、外圈和滚动体 5 滚动体 6 外圈和滚动体 7 内圈和滚动体
HC	后缀	未指明产品类型	陶瓷材料的轴承或轴承部件，HC随后的数字表示具体的部分，数字代表的部分与HA的相同 0 整套轴承 1 内圈和外圈 2 外圈 3 内圈 4 内圈、外圈和滚动体 5 滚动体 6 外圈和滚动体 7 内圈和滚动体
HE	后缀	未指明产品类型	真空再熔钢制的轴承或轴承部件，HE随后的数字表示具体的部分，数字代表的部分与HA的相同 0 整套轴承 1 内圈和外圈 2 外圈 3 内圈 4 内圈、外圈和滚动体 5 滚动体 6 外圈和滚动体 7 内圈和滚动体
HM	后缀	未指明产品类型	马氏体硬化的轴承或轴承部件，HM随后的数字表示具体的部分，数字代表的部分与HA的相同 0 整套轴承 1 内圈和外圈 2 外圈 3 内圈 4 内圈、外圈和滚动体 5 滚动体 6 外圈和滚动体 7 内圈和滚动体
HN	后缀	未指明产品类型	经特殊表面处理的轴承或轴承部件，HN随后的数字表示具体的部分，数字代表的部分与HA相同 0 整套轴承 1 内圈和外圈 2 外圈 3 内圈 4 内圈、外圈和滚动体 5 滚动体 6 外圈和滚动体 7 内圈和滚动体
HT	后缀	未指明产品类型	用来说明轴承中使用的高温润滑脂(工作温度范围-20至+130 ℃)。HT或HT后面加上一个两位数来表示实际润滑脂。与标准不同的填充量，是以HTxx后面的一个字母或字母与数字的组合来表示: A 小于标准填充量 B 大于标准填充量 C 填充量大于70%轴承内的自由空间 F1 小于标准填充量 F7 大于标准填充量 F9 填充量大于70%轴承内的自由空间例如:HTB, HT22或HT24B
HV	后缀	未指明产品类型	可淬火的不锈钢轴承或轴承部件，HV随后的数字表示具体的部分，数字代表的部分与HA相同
J	后缀	未指明产品类型	冲压钢保持架，滚动体引导，不经过硬化，随后或有数字表示不同的设计，如J1
JHA	后缀	未指明产品类型	Pressed steel cage, hardened, outer ring centred 钢板冲压保持架，硬化，外圈引导
JW	后缀	未指明产品类型	Pressed steel cage, unhardened, welded 钢板冲压保持架，未硬化，焊接
K	前缀	未指明产品类型	圆柱滚子－保持架推力组件。例：K81170。
K	后缀	未指明产品类型	圆锥孔，锥度1:12
K-	前缀	未指明产品类型	符合ABMA标准系列英制圆锥滚子轴承带滚子和保持架组件的内圈（Cone）或外圈（Cup）。例：K-09067系列为09000的圆锥滚子轴承的内锥体。
L	前缀	未指明产品类型	分离型轴承的单一内圈或外圈。例：LNU207圆柱滚子轴承NU207的内圈。L30207：圆锥滚子轴承30207的外圈。
L	后缀	未指明产品类型	由一个数字来识别机削轻合金金保持架、不同设计或材料，例如，L1
L4B	后缀	未指明产品类型	特殊表面涂层的轴承套圈和滚动体
LA	后缀	未指明产品类型	机削轻合金金保持架、以外圈引导
LB	后缀	未指明产品类型	机削轻合金金保持架、以内圈引导
LHT	后缀	未指明产品类型	用来说明轴承中使用的高低温(宽温)润滑脂(如工作温度范围-40至+140 ℃)。在LHT后面的一个两位数表示某种实际的润滑脂。与标准不同的填充量，是以LT后面的一个字母或字母与数字的组合来表示。所用的代号与HT的相同。例如:LHT23, LHT23C或LHT23F7 A 小于标准填充量 B 大于标准填充量 C 填充量大于70%轴承内的自由空间 F1 小于标准填充量 F7 大于标准填充量 F9 填充量大于70%轴承内的自由空间
LO	后缀	未指明产品类型	轴承不带防锈剂，但是有低粘度油涂层；实际使用的油通过LO后的数字来识别，例如，LO10
LP	后缀	未指明产品类型	轻合金窗式保持架、带穿孔槽或钻孔槽，以内圈或外圈引导
LPS	后缀	未指明产品类型	和LP相同，但是在引导表面有润滑槽
LS	后缀	未指明产品类型	轴承一侧带(或不带)钢板的丁睛橡胶(NBR)或聚亚安醋(AU) LS接触式密封件。
LT	后缀	未指明产品类型	用来说明轴承中使用的低温润滑脂(如工作温度范围-50至+80 ℃)。与指定的标准润滑脂不同但在此温度范围的其它润滑脂，在LT后面加上一个两位数来表示。与标准不同的填充量，是以LT后面的一个字母或字母与数字的组合来表示，所用的代号与HT的相同。例如:LT, LT10或LTF1 A 小于标准填充量 B 大于标准填充量 C 填充量大于70%轴承内的自由空间 F1 小于标准填充量 F7 大于标准填充量 F9 填充量大于70%轴承内的自由空间
M	后缀	未指明产品类型	由一个数字或一个字母来识别机削黄铜保持架、以滚动体定心、不同设计或材料，例如，M2、MC
MAS	后缀	未指明产品类型	和MA相同，但是引导表面带有润滑槽
MB	后缀	未指明产品类型	机削黄铜保持架、以内圈引导
MBS	后缀	未指明产品类型	和MB相同，但是引导表面带有润滑槽
MO	后缀	未指明产品类型	轴承不带防锈剂，但是有低粘度油涂层；实际使用的油通过MO后的数字来识别，例如，MO10
MP	后缀	未指明产品类型	一体式窗式黄铜保持架，开口经铣、铰或钻加工成形，内圈或外圈引导
MPS	后缀	未指明产品类型	和MP相同，但是引导表面带有润滑槽
MR	后缀	未指明产品类型	一体式窗式黄铜保持架，滚动体引导
MT	后缀	未指明产品类型	用来说明轴承中使用的中温润滑脂(工作温度范围-30至+110 ℃)。与指定的标准润滑脂不同但在此温度范围的其它润滑脂，在MT后面加上一个两位数来表示。与标准不同的填充量，是以MT后面的一个字母或字母与数字的组合来表示，所用的代号与HT相同。例如:MT33, MT37F9或MT47 A 小于标准填充量 B 大于标准填充量 C 填充量大于70%轴承内的自由空间 F1 小于标准填充量 F7 大于标准填充量 F9 填充量大于70%轴承内的自由空间
OR-	前缀	未指明产品类型	Outer ring of radial bearing 径向轴承的外圈
P43	后缀	未指明产品类型	P4 + C3
P4A	后缀	未指明产品类型	尺寸精度符合ISO公差等级4级标准，运行精度符合ABMA公差等级ABEC 9标准（比P4好）
PA9	后缀	未指明产品类型	尺寸精度和运行精度符合ABMA公差等级ABEC 9标准（比P4好）
PA9A	后缀	未指明产品类型	和PA9相同
PA9B	后缀	未指明产品类型	和PA9相同，但是运行精度要高于ABMA公差等级ABEC 9
PP	后缀	未指明产品类型	轴承（支承滚轮轴承，凸轮随动轴承）两面具有接触式密封。
PPA	后缀	未指明产品类型	滚轮轴承两侧均有聚酰胺66轴向滑动套圈而且滚轮表面外形有所改进
Q66	后缀	未指明产品类型	振动水准小于普通级标准，振动峰值小于普通级标准。
QE5	后缀	未指明产品类型	符合电机用特别标准，尺寸及旋转精度达P6.极低噪音。
QE6	后缀	未指明产品类型	符合电机用标准，低噪音。
QR	后缀	未指明产品类型	一组四个单列深沟球轴承或圆柱滚子轴承配对，径向载荷均匀分布
R	前缀	未指明产品类型	除去单一内圈或外圈的分离型轴承。例：RNU207圆柱滚子轴承NU207带滚子和保持架组合件的外圈。R30207圆锥滚子轴承和保持架组件的内圈。
R	后缀	未指明产品类型	1.外圈带凸缘 2.弧形滚轮表面(滚轮轴承)
R	后缀	未指明产品类型	1. 整体式外部外圈法兰 2. 弧形滚轮表面（滚轮轴承）
RS	后缀	未指明产品类型	轴承一侧带具(或无)钢骨架的丁睛橡胶(NBR)接触式密封
RS1Z	后缀	未指明产品类型	轴承一侧带具钢骨架的丁睛橡胶(NBR)接触式密封，另一侧带冲压钢防尘盖
RS2	后缀	未指明产品类型	轴承一侧带具钢骨架的氟橡胶(FPM)接触式密封
S0	后缀	未指明产品类型	特殊热处理，轴承套圈在+150℃以下保持尺寸稳定
S3	后缀	未指明产品类型	特殊热处理，轴承套圈在+300℃以下保持尺寸稳定
S4	后缀	未指明产品类型	特殊热处理，轴承套圈在+350℃以下保持尺寸稳定
SM	后缀	未指明产品类型	带油脂的滚针轴承。随后的两位数表示实际油脂
T	后缀	未指明产品类型	机削纤维增强酚醛树脂保持架，滚动体引导
TA	后缀	未指明产品类型	Window-type cage of fabric reinforced phenolic resin, outer ring centred 窗式纤维增强酚醛树脂保持架，外圈引导
TB	后缀	未指明产品类型	窗式纤维增强酚醛树脂保持架，内圈引导
TR	后缀	未指明产品类型	Three single row deep groove ball or cylindrical roller bearings, matched to give equal distribution of radial load 三个单列深沟球或圆柱滚子轴承，径向负荷平均分配
U	后缀	未指明产品类型	在U后面加1个数字表示缩窄宽度的公差带，用于圆锥滚子轴承，或其内圈或外圈，例如: U2:宽度公差+0,05/0 mm U4:宽度公差+0,10/0 mm
V…	后缀	未指明产品类型	在V后面加上一个字母是用来表示一种与标准轴承有差别的特性，在V后面再加上一个三位或四位数表示其具体的意义。例如: VA 表示某种特定的应用 VB 外形尺寸的差异 VE 外部或内部的差异 VL 涂层 VQ 不同于标准的质量和公差 VS 游隙和预紧 V 下润滑 VU 各种其它特性
VA320	后缀	未指明产品类型	Bearing for railway axleboxes according to EN 12080:1998 铁路轴箱轴承根据 EN 12080:1998
VA701	后缀	未指明产品类型	Bearing for paper machines 造纸机械轴承
VA820	后缀	未指明产品类型	Bearing for railway axleboxes according to EN 12080:1998 铁路轴箱轴承根据 EN 12080:1998
VE552	后缀	未指明产品类型	外圈一侧带三个平均分布的螺纹孔以连接起重装置
VE553	后缀	未指明产品类型	外圈两侧带三个平均分布的螺纹孔以连接起重装置
VGS	后缀	未指明产品类型	Inner ring raceway of cylindrical and needle roller bearings pre-ground only, for cylindrical roller bearings replaced by /VU001 圆柱和滚针轴承内圈滚道只预磨，圆柱滚子轴承被 /VU001 取代
VQ424	后缀	未指明产品类型	旋转精度高于C08
W518	后缀	未指明产品类型	Six lubrication holes in inner ring and three lubrication holes in outer ring 内圈六个润滑孔和外圈三个润滑孔
WT	后缀	未指明产品类型	用来说明轴承中使用的宽温润滑脂(工作温度范围-40至+160 ℃ )。与指定的标准润滑脂不同但在此温度范围的其它润滑脂，在WT后面加上一个两位数来表示。与标准不同的填充量，是以WT后面的一个字母或字母与数字的组合来表示，所用的代号与HT的相同。例如:WT或WTF1 A 小于标准填充量 B 大于标准填充量 C 填充量大于70%轴承内的自由空间 F1 小于标准填充量 F7 大于标准填充量 F9 填充量大于70%轴承内的自由空间
X	后缀	未指明产品类型	1.外形尺寸根据ISO标准修改 2.圆柱形滚轮表面(滚轮轴承)
Y	后缀	未指明产品类型	冲压黄铜保持架，滚动体引导，随后或有数字表示不同的设计，如Y1
Z	后缀	未指明产品类型	1. Combined needle roller bearings with cover 带盖的组合滚针轴承 2. Shield of pressed sheet steel on one side of the bearing 轴承一个侧面带冲压钢板防尘盖
ZE	前缀	未指明产品类型	用于电控安装法的轴承
AR-	前缀	未指明产品类型	Ball or roller and cage assembly
BMB	前缀	未指明产品类型	Motor encoder unit BMB series
BMD	前缀	未指明产品类型	Motor encoder unit BMD series
BMO	前缀	未指明产品类型	Motor encoder unit BMO series
BS2-	前缀	未指明产品类型	Bearing, designated by a drawing number
D/W	前缀	未指明产品类型	Stainless steel, inch dimensions
E2.	前缀	未指明产品类型	SKF Energy Efficient bearings
GS	前缀	未指明产品类型	Housing washer
ICOS-	前缀	未指明产品类型	Oil sealed bearing unit
IR-	前缀	未指明产品类型	Inner ring of radial bearing
K	前缀	未指明产品类型	Cylindrical roller and cage thrust assembly
K-	前缀	未指明产品类型	Inner ring with roller and cage assembly (cone) or outer ring (cup) of inch tapered roller bearing belonging to an ABMA standard series
L	前缀	未指明产品类型	Separate inner or outer ring of a separable bearing
OR-	前缀	未指明产品类型	Outer ring of radial bearing
R	前缀	未指明产品类型	1,Inner or outer ring with roller (and cage) assembly of a separable bearing 2,Support roller without an inner ring 3,Bearing without an inner ring
S	前缀	未指明产品类型	Sealed bearing
V	前缀	未指明产品类型	Bearing with NitroMax steel rings and bearing grade silicon nitride Si3N4 balls (hybrid bearing)
W	前缀	未指明产品类型	Stainless steel, metric dimensions
WF	前缀	未指明产品类型	Deep groove ball bearing of stainless steel with external flange on outer ring
WS	前缀	未指明产品类型	Shaft washer
ZE	前缀	未指明产品类型	Bearing with SensorMount?feature
A	后缀	未指明产品类型	Deviating or modified internal design with same boundary dimensions. As a rule the significance of the letter is bound to the particular bearing or bearing series. Examples: 4210 A Double row deep groove ball bearing without filling slots 3320 A
ADA	后缀	未指明产品类型	Wide snap ring grooves in the outer ring; a two-piece inner ring held together by a retaining ring
ADB	后缀	未指明产品类型	Wide snap ring grooves in the outer ring; a two-piece inner ring held together by a retaining ring; modified internal design
AH	后缀	未指明产品类型	Bearing for air-handling applications
AS	后缀	未指明产品类型	Needle roller bearing with lubrication hole(s) in the outer ring, the number following indicates the number of holes
ASR	后缀	未指明产品类型	Needle roller bearing with annular groove and lubrication hole(s) in the outer ring, the number following indicates the number of holes
B	后缀	未指明产品类型	1, Deviating or modified internal design with same boundary dimensions. As a rule the significance of the letter is bound to the particular bearing series. Examples: 7210 B Single row angular contact ball bearing with a 40?contact angle 32210 B
BE	后缀	未指明产品类型	Single row angular contact ball bearing with a 40° contact angle and optimized internal design
BEJ	后缀	未指明产品类型	Single row angular contact ball bearing with a 40° contact angle and optimized internal design, with ball centred stamped steel cage
BEM	后缀	未指明产品类型	Single row angular contact ball bearing with a 40° contact angle and optimized internal design, with machined steel cage
BEP	后缀	未指明产品类型	Single row angular contact ball bearing with a 40° contact angle and optimized internal design, with cage of glass fibre reinforced polyamide 66
BEY	后缀	未指明产品类型	Single row angular contact ball bearing with a 40° contact angle and optimized internal design, with ball centred pressed brass cage
BF	后缀	未指明产品类型	Needle roller with flat ends
C	后缀	未指明产品类型	1, Deviating or modified internal design with same boundary dimensions. As a rule the significance of the letter is bound to the particular bearing series 2, Y-bearing with cylindrical outside diameter, e.g. YET 205 C
C08	后缀	未指明产品类型	Geometrical tolerances to P5 tolerance class
C083	后缀	未指明产品类型	C08 + C3
C084	后缀	未指明产品类型	C08 + C4
C1	后缀	未指明产品类型	Internal clearance smaller than C2
C2	后缀	未指明产品类型	Internal clearance smaller than Normal
C2H	后缀	未指明产品类型	Axial internal clearance in the upper half of the C2 range
C2L	后缀	未指明产品类型	Axial internal clearance in the lower half of the C2 range
C3	后缀	未指明产品类型	Internal clearance greater than Normal
C3P	后缀	未指明产品类型	Displaced clearance range comprising the upper half of the C3 plus the lower half of the C4 clearance range
C4	后缀	未指明产品类型	Internal clearance greater than C3
C5	后缀	未指明产品类型	Internal clearance greater than C4
CA	后缀	未指明产品类型	1, Spherical roller bearing of C design, but with retaining flanges on the inner ring, guide ring centred on the inner ring and machined brass cage 2, Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have axial internal c
CAC	后缀	未指明产品类型	Spherical roller bearing of CA design, but with retaining flanges on the inner ring, guide ring centred on the inner ring and machined brass cage
CB	后缀	未指明产品类型	1, Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have Normal axial internal clearance. 2, Double row bearing with controlled axial clearance 3, Single row angular contact ball bearing, high-speed B design, 15?contact
CC	后缀	未指明产品类型	Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have axial internal clearance greater than Normal (CB)
CC(J)	后缀	未指明产品类型	Bearing with flangeless inner ring, guide ring centred on the inner ring, two stamped steel cages
CCJA	后缀	未指明产品类型	Bearing with flangeless inner ring, guide ring centred on the outer ring raceway, two stamped steel cages
CD	后缀	未指明产品类型	Single row angular contact ball bearing, high-capacity design, 15?contact angle
CE	后缀	未指明产品类型	Single row angular contact ball bearing, high-speed E design, 15?contact angle
CJ	后缀	未指明产品类型	Bearing with flangeless inner ring, guide ring centred on the inner ring, two stamped steel cages
CL0	后缀	未指明产品类型	Accuracy to ABMA tolerance class 0 (inch bearings)
CL00	后缀	未指明产品类型	Accuracy to ABMA tolerance class 00 (inch bearings)
CL3	后缀	未指明产品类型	Accuracy to ABMA tolerance class 3 (inch bearings)
CL7A	后缀	未指明产品类型	Pinion bearing, superseded by CL7C
CL7C	后缀	未指明产品类型	High-performance design
CLN	后缀	未指明产品类型	Tighter tolerances for ring widths and total (abutment) width in accordance with ISO tolerance class 6X
CN	后缀	未指明产品类型	Normal internal clearance; only used together with an additional letter that identifies a reduced or displaced clearance range Examples: CNH Reduced clearance range corresponding to the upper half of the actual clearance range CNL Reduced clear
CS	后缀	未指明产品类型	Contact seal of acrylonitrile-butadiene rubber (NBR) on one side of the bearing
2CS	后缀	未指明产品类型	CS contact seal on both sides of the bearing
CS2	后缀	未指明产品类型	Contact seal of fluoro rubber (FKM) on one side of the bearing
2CS2	后缀	未指明产品类型	CS2 contact seal on both sides of the bearing
CS5	后缀	未指明产品类型	Contact seal of hydrogenated acrylonitrile-butadiene rubber (HNBR) on one side of the bearing
2CS5	后缀	未指明产品类型	CS5 contact seal on both sides of the bearing
CV	后缀	未指明产品类型	Modified internal design, full complement roller set
Cxx(x)	后缀	未指明产品类型	Special clearance, the two- or three-digit number immediately following the C is the mean axial internal clearance in μm
D	后缀	未指明产品类型	1, Deviating or modified internal design with same boundary dimensions; as a rule the significance of the letter is bound to the particular bearing series Examples: 3310 D Double row angular contact ball bearing with a two-piece inner ring
DA	后缀	未指明产品类型	Modified snap ring grooves in the outer ring; two-piece inner ring held together by a retaining ring
DB	后缀	未指明产品类型	Two bearings matched for mounting back-to-back. A number immediately following the DB identifies the design of the ring spacers. <>
DF	后缀	未指明产品类型	Two bearings matched for mounting face-to-face. A number immediately following the DF identifies the design of the ring spacer. ><
DG	后缀	未指明产品类型	Set of two bearings for universal matching
DR	后缀	未指明产品类型	Two bearings matched to one set
DS	后缀	未指明产品类型	1, Single direction thrust bearing with two shaft washers 1, Split radial needle roller and cage assembly
DT	后缀	未指明产品类型	Two bearings matched for mounting in tandem. A number immediately following the DT identifies the design of the ring spacers. <<
E	后缀	未指明产品类型	1, Deviating or modified internal design with same boundary dimensions; as a rule the significance of the letter is bound to the particular bearing series; usually indicates reinforced rolling element complement 2, Adapter sleeve without key slot, with a
EC	后缀	未指明产品类型	Optimized internal design incorporating more and/or larger rollers and with modified roller end/flange contact
ECA	后缀	未指明产品类型	CA design spherical roller bearing with reinforced roller set
ECAC	后缀	未指明产品类型	CAC design spherical roller bearing with reinforced roller set
EGS	后缀	未指明产品类型	Inner ring with a non-directionally ground raceway
EH	后缀	未指明产品类型	Adapter sleeve without key slot, with a KMFE .. H lock nut
EJA	后缀	未指明产品类型	Flangeless inner ring, guide ring centred on the outer ring raceway, two stamped steel cages
EL	后缀	未指明产品类型	Adapter sleeve without key slot, with a KMFE .. L lock nut
F	后缀	未指明产品类型	Machined steel or special cast iron cage, rolling element centred
F1	后缀	未指明产品类型	Grease fill 10–15% of the free space in the bearing
F3	后缀	未指明产品类型	Machined cage of spheroidal cast iron, shaft washer centred 球墨铸铁机加工保持架，轴圈引导
FA	后缀	未指明产品类型	Machined steel or special cast iron cage, outer ring centred
FB	后缀	未指明产品类型	1, Machined steel or special cast iron cage, inner ring centred 2, Single row angular contact ball bearing, high-speed B design, 18?contact angle
FE	后缀	未指明产品类型	Single row angular contact ball bearing, high-speed E design, 18?contact angle
2F	后缀	未指明产品类型	Contact seal made of acrylonitrile-butadiene rubber (NBR), additional plain flinger, on both sides
G	后缀	未指明产品类型	1, Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have axial internal clearance 2, Thread diameter changed according to revised ISO standard 3, Lubrication groove in the outside surface, located at the side opposite the
G..	后缀	未指明产品类型	Grease filling. A second letter indicates the temperature range of the grease and a third letter identifies the actual grease. The significance of the second letter is as follows: E Extreme pressure grease F Food compatible grease H, J High temperature gr
GA	后缀	未指明产品类型	Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have extra light or light preload
GB	后缀	未指明产品类型	Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have light or moderate preload
GC	后缀	未指明产品类型	Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have moderate or heavy preload
GD	后缀	未指明产品类型	Bearing for universal matching. Two bearings arranged back-to-back or face-to-face have heavy preload
GEM9	后缀	未指明产品类型	Filled to 70–100% with SKF LGHB 2 grease
GJN	后缀	未指明产品类型	Grease with a polyurea thickener of consistency 2 to the NLGI Scale for a temperature range –30 to +150 °C (normal fill grade)
GMM	后缀	未指明产品类型	Open single direction bearing filled with standard grease
GR	后缀	未指明产品类型	Lubrication groove in the outside surface, located at the side of the locking device
GWF	后缀	未指明产品类型	Grease with a diurea thickener of consistency 2 to 3 to the NLGI Scale for a temperature range -40 to +160 癈 (normal fill grade)
H	后缀	未指明产品类型	1, Bearing without an inner ring and reduced inside diameter (under rollers) tolerance, the numbers following indicate the tolerance limits in 祄, e.g. H+27+20 2, One oil supply duct at the threaded end 3, KMFE lock nut with a bigger contact diameter 4, T
H1	后缀	未指明产品类型	Two lubrication holes on the thrust side of the outer ring
HA	后缀	未指明产品类型	Case-hardened bearing or bearing components. For closer identification HA is followed by one of the following figures: 0 Complete bearing 1 Outer and inner rings 2 Outer ring 3 Inner ring 4 Outer ring, inner ring and rolling elements 5 Rolling elements 6
HB	后缀	未指明产品类型	1, Bainite-hardened bearing or bearing component. For closer identification HB is followed by one of the figures explained under HA 2, One or two oil supply ducts at the threaded end
HC	后缀	未指明产品类型	Bearing or bearing components made of silicon nitride. For closer identification HC is followed by one of the figures explained under HA
HE	后缀	未指明产品类型	Bearing or bearing component of vacuum remelted steel. For closer identification HE is followed by one of the figures explained under HA
HM	后缀	未指明产品类型	Martensite-hardened bearing or bearing component. For closer identification HM is followed by one of the figures explained under HA
HN	后缀	未指明产品类型	Special surface heat treated bearing or bearing component. For closer identification HN is followed by one of the figures explained under HA
HR	后缀	未指明产品类型	Polymer ball bearing
HT	后缀	未指明产品类型	Grease with a polyurea thickener of consistency 2 to 3 to the NLGI Scale for a temperature range –40 to +150 °C (normal fill grade)
HV	后缀	未指明产品类型	Bearing components of stainless steel, seals and flingers with food-compatible rubber, food-grade grease
IS	后缀	未指明产品类型	Inner ring with lubrication hole(s), the number following indicates the number of holes
ISR	后缀	未指明产品类型	Inner ring with annular groove and lubrication hole(s), the number following indicates the number of holes
J	后缀	未指明产品类型	Sheet steel cage, rolling element centred, the number following indicates a different cage design
JA	后缀	未指明产品类型	Sheet steel cage, outer ring centred
JB	后缀	未指明产品类型	Sheet steel cage, inner ring centred
JHA	后缀	未指明产品类型	Sheet steel cage, hardened, outer ring centred
JR	后缀	未指明产品类型	Sheet steel cage, unhardened, riveted together
JW	后缀	未指明产品类型	Sheet steel cage, unhardened, welded
K	后缀	未指明产品类型	1, Tapered bore, taper 1:12 2, Cylindrical roller and cage thrust assembly 3, Polymer ball bearings with components made of Polyvinylidene fluoride (PVDF)
K30	后缀	未指明产品类型	Tapered bore, taper 1:30
L	后缀	未指明产品类型	1, Machined light alloy cage, different designs or materials are identified by a figure, e.g. L1 2, Adapter sleeve with a lock nut with lower sectional height 3, KMFE lock nut with a smaller contact diameter 4, Polymer ball bearing with components made of
L1	后缀	未指明产品类型	Annular groove with two lubrication holes on the thrust side of the outer ring and two annular grooves fitted with O-rings in the outer ring
L4B	后缀	未指明产品类型	Bearing rings and rollers black oxidized
L5B	后缀	未指明产品类型	Rollers black oxidized
L5DA	后缀	未指明产品类型	No Wear bearings with coated rolling element
L7B	后缀	未指明产品类型	Inner ring and rollers black oxidized
L7DA	后缀	未指明产品类型	NoWear bearings with coated rolling elements and inner ring raceway(s)
LA	后缀	未指明产品类型	Machined light alloy cage, outer ring centred
LB	后缀	未指明产品类型	Machined light alloy cage, inner ring centred
LHT	后缀	未指明产品类型	Grease with a lithium thickener of consistency 2 to 3 to the NLGI Scale for a temperature range –50 to +140 °C
LO	后缀	未指明产品类型	Bearing without preservative, but coated with low viscosity oil; the actual oil is identified by figures following the LO, e.g. LO10
LP	后缀	未指明产品类型	Light alloy window-type cage, with punched or reamed pockets, inner or outer ring centred
LPS	后缀	未指明产品类型	As LP but with lubrication grooves in the guiding surfaces
LS	后缀	未指明产品类型	Contact seal made of polyurethane (PUR) with or without sheet steel reinforcement, on one side of the bearing
2LS	后缀	未指明产品类型	LS contact seal, on both sides of the bearing
LT	后缀	未指明产品类型	Grease with a lithium thickener of consistency 2 to the NLGI Scale for a temperature range –50 to +110 °C (normal fill grade)
LT10	后缀	未指明产品类型	Grease with a lithium thickener of consistency 2 to the NLGI Scale for a temperature range –50 to +90 °C
M	后缀	未指明产品类型	1, Machined brass cage, rolling element centred; different designs or material grades are identified by a figure or a letter, e.g. M2, MC 2, Polymer ball bearing with components made of polyimide (PI)
M../M..	后缀	未指明产品类型	Diameter tolerance of needle rollers, e.g. M2/M4 indicates diameter tolerance –2 to –4 µm
MA	后缀	未指明产品类型	Machined brass cage, outer ring centred
MAS	后缀	未指明产品类型	Machined brass cage, outer ring centred, the S indicates a lubrication groove in the guiding surface
MB, MB1	后缀	未指明产品类型	Machined brass cage, inner ring centred
MBS	后缀	未指明产品类型	Machined brass cage, inner ring centred, the S indicates a lubrication groove in the guiding surface
MH	后缀	未指明产品类型	Machined brass cage, window-type, inner ring centred
ML	后缀	未指明产品类型	Machined brass cage, window-type, inner or outer ring centred, depending on bearing design
MO	后缀	未指明产品类型	Bearing without preservative, but coated with medium viscosity oil; the actual oil is identified by figures following the MO, e.g. MO10
MP	后缀	未指明产品类型	Machined brass cage, window-type, inner or outer ring centred, depending on bearing size
MPS	后缀	未指明产品类型	As MP but with lubrication grooves in the guiding surfaces
MR	后缀	未指明产品类型	Machined brass cage, window-type, roller centred
MT33	后缀	未指明产品类型	Grease with a lithium thickener of consistency 3 to the NLGI Scale for a temperature range –30 to +120 °C
MT47	后缀	未指明产品类型	Grease with a lithium thickener of consistency 2 to the NLGI Scale for a temperature range –30 to +110 °C
N	后缀	未指明产品类型	Snap ring groove in the outer ring
N/M..	后缀	未指明产品类型	Diameter tolerance of needle rollers, e.g. N/M2 indicates diameter tolerance 0 to –2 µm
N1	后缀	未指明产品类型	One locating slot (notch) in one outer ring side face or housing washer
N2	后缀	未指明产品类型	Two locating slots (notches) 180?apart in one outer ring side face or housing washer
NR	后缀	未指明产品类型	Snap ring groove in the outer ring, with appropriate snap ring
P	后缀	未指明产品类型	1, Glass fibre reinforced polyamide 66 cage, rolling element centred 2, Precision lock nuts made of sintered steel (For KMD 11 and KMD 12 lock nuts only)
P2	后缀	未指明产品类型	Dimensional and geometrical tolerances in accordance with P2 tolerance class
P4	后缀	未指明产品类型	Dimensional and geometrical tolerances in accordance with P4 tolerance class
P4A	后缀	未指明产品类型	Dimensional tolerance in accordance with ISO tolerance class 4, geometrical tolerance lower than ISO tolerance class 4
P4C	后缀	未指明产品类型	Dimensional tolerances approximately to ISO tolerance class 4, geometrical tolerances lower than ISO tolerance class 4 for radial bearings
P5	后缀	未指明产品类型	Dimensional and geometrical tolerances in accordance with P5 tolerance class
P6	后缀	未指明产品类型	Dimensional and geometrical tolerances in accordance with P6 tolerance class
P43	后缀	未指明产品类型	P4 + C3
P52	后缀	未指明产品类型	P5 + C2
P62	后缀	未指明产品类型	P6 + C2
P63	后缀	未指明产品类型	P6 + C3
P64	后缀	未指明产品类型	P6 + C4
P6CNR	后缀	未指明产品类型	P6 + CNR
PA	后缀	未指明产品类型	Glass fibre reinforced polyamide 66 cage, outer ring centred
PA9A	后缀	未指明产品类型	Dimensional and geometrical tolerances in accordance with ISO tolerance class 2
PBC	后缀	未指明产品类型	Set of five bearings arranged tandem back-to-back <<>>>
PBT	后缀	未指明产品类型	Set of five bearings arranged back-to-back and tandem <>>>>
PE	后缀	未指明产品类型	Enlarged diameter tolerance and axial run-out to P5 tolerance class for radial bearing
PEX	后缀	未指明产品类型	SKF Explorer bearing, used only when same-sized conventional and SKF Explorer bearings are available
PFC	后缀	未指明产品类型	Set of five bearings arranged tandem face-to-face >><<<
PFT	后缀	未指明产品类型	Set of five bearings arranged face-to-face and tandem ><<<<
PG	后缀	未指明产品类型	Set of five bearings for universal matching
PH	后缀	未指明产品类型	Glass fibre reinforced polyetheretherketone (PEEK) cage, rolling element centred
PHA	后缀	未指明产品类型	1, Glass fibre reinforced polyetheretherketone (PEEK) cage, outer ring centred 2, Carbon fibre reinforced polyetheretherketone (PEEK) cage, outer ring centred (SuP)
PHAS	后缀	未指明产品类型	Glass fibre reinforced polyetheretherketone (PEEK) cage, outer ring centred, lubrication grooves in the guiding surface
PPA	后缀	未指明产品类型	Track runner bearing with a PA66 axial sliding and sealing ring on both sides. Improved crowned profile of the outer ring running surface
PPSKA	后缀	未指明产品类型	KR design cam follower, sizes 16 and 19, with a PA66 axial sliding and sealing ring on both sides, improved crowned profile of the outer ring running surface and a hexagonal recess in the head of the stud, no relubrication features
PPXA	后缀	未指明产品类型	Cam followers with PPA features except for the outer ring running surface, which has a cylindrical profile
Q	后缀	未指明产品类型	1, Optimized contact geometry and surface finish 2, Polymer ball bearing with components made of glass
QBC	后缀	未指明产品类型	Set of four bearings arranged tandem back-to-back <<>>
QBT	后缀	未指明产品类型	Set of four bearings arranged back-to-back and tandem <>>>
QCL7C	后缀	未指明产品类型	Bearing with very tight geometrical tolerances and high preload capability
QFC	后缀	未指明产品类型	Set of four bearings arranged tandem face-to-face >><<
QFT	后缀	未指明产品类型	Set of four bearings arranged face-to-face and tandem ><<<
QR	后缀	未指明产品类型	Set of four single row deep groove ball or cylindrical roller bearing matched for equal distribution of radial load
QT	后缀	未指明产品类型	Set of four bearings arranged in tandem <<<<
R	后缀	未指明产品类型	1, Flanged outer ring 2, Polymer ball bearing with components made of borosilicate glass
RF	后缀	未指明产品类型	Contact seal made of acrylonitrile-butadiene rubber (NBR), additional rubberized flinger, on one sde of the bearing
2RF	后缀	未指明产品类型	RF contact seal, on both sides of the bearing
RS	后缀	未指明产品类型	Contact seal made of acrylonitrile-butadiene rubber (NRB), on one side of the bearing
2RS	后缀	未指明产品类型	RS contact seal, on both sides of the bearing
RS1	后缀	未指明产品类型	Contact seal made of acrylonitrile-butadiene rubber (NRB), on one side of the bearing
2RS1	后缀	未指明产品类型	RS1 contact seal, on both sides of the bearing
RS1Z	后缀	未指明产品类型	Sheet steel reinforced contact seal of acrylonitrile-butadiene rubber (NBR) on one side and one shield on the other side of the bearing
RS2	后缀	未指明产品类型	Contact seal made of fluoro rubber (FKM), on one side of the bearing
2RS2	后缀	未指明产品类型	RS2 contact seal, on both sides of the bearing
RS5	后缀	未指明产品类型	Contact seal made of hydrogenated acrylonitrile-butadiene rubber (HNBR), on one or both sides of the bearing
2RS5	后缀	未指明产品类型	RS5 contact seal, on both sides of the bearing
RSH	后缀	未指明产品类型	Contact seal made of acrylonitrile-butadiene rubber (NBR), on one side of the bearing
2RSH	后缀	未指明产品类型	RSH contact seal, on both sides of the bearing
RSL	后缀	未指明产品类型	Low-friction contact seal made of acrylonitrile-butadiene rubber (NBR), on one side of the bearing
2RSL	后缀	未指明产品类型	RSL low-friction contact seal, on both sides of the bearing
RZ	后缀	未指明产品类型	Low-friction non-contact seal made of acrylonitrile-butadiene rubber (NBR), on one side of the bearing
2RZ	后缀	未指明产品类型	RZ low-friction non-contact seal, on both sides of the bearing
S	后缀	未指明产品类型	1, Matched bearings for an equal load distribution. The number preceding indicates the number of bearings, e.g. NK 50/25 TN/2S 2, Polymer ball bearing with components made of Stainless steel 1.4034
S0	后缀	未指明产品类型	Bearing heat stabilized for operating temperatures ≤ 150 °C (300 °F)
S1	后缀	未指明产品类型	Bearing heat stabilized for operating temperatures ≤ 200 °C (390 °F)
S2	后缀	未指明产品类型	Bearing heat stabilized for operating temperatures ≤ 250 °C (480 °F)
S3	后缀	未指明产品类型	Bearing heat stabilized for operating temperatures ≤ 300 °C (570 °F)
SB	后缀	未指明产品类型	SKF ConCentra ball bearing with shortened inner ring
SM..	后缀	未指明产品类型	Special grease, two numbers following identify the grease
/SORT..	后缀	未指明产品类型	Tolerance grade of needle rollers of a needle roller and cage assembly, the numbers following identify the actual limits in μm, e.g. /SORT-2-4
SP	后缀	未指明产品类型	Dimensional tolerances in accordance with ISO tolerance class 5, geometrical tolerances in accordance with ISO tolerance class 4
T	后缀	未指明产品类型	1, A number immediately following the T identifies the total width of matched bearings, arranged back-to-back or in tandem 2, Polymer ball bearing with components made of stainless steel 1.4401 3, Trapezoidal thread
TA	后缀	未指明产品类型	Window-type cage of fabric reinforced phenolic resin, outer ring centred
TB	后缀	未指明产品类型	Window-type cage of fabric reinforced phenolic resin, inner ring centred
TBT	后缀	未指明产品类型	Set of three bearings, two bearings arranged back-to-back and the third in tandem <>>
TFT	后缀	未指明产品类型	Set of three bearings, two bearings arranged face-to-face and the third in tandem ><<
TH	后缀	未指明产品类型	Snap-type cage of fabric reinforced phenolic resin, rolling element centred
TN	后缀	未指明产品类型	Glass fibre reinforced polyamide 66 cage, rolling element centred; for SABB the cage is not glass fibre reinforced
TN9	后缀	未指明产品类型	Glass fibre reinforced polyamide 66 cage, rolling element centred; for CARB bearings the cage is made of PA46
TL	后缀	未指明产品类型	Adapter sleeve with a lock nut with lower sectional height, but with key slot positions for a locking clip
TNH	后缀	未指明产品类型	Glass fibre reinforced polyetheretherketone (PEEK) cage, rolling element centred
TNHA	后缀	未指明产品类型	Glass fibre reinforced polyetheretherketone (PEEK) cage, outer ring centred
TR	后缀	未指明产品类型	Three bearings matched to one set
TT	后缀	未指明产品类型	Set of three bearings arranged in tandem <<<
U	后缀	未指明产品类型	1, U combined with a one- or two-digit number identifies tighter total width tolerance, Examples: U2… +0,05/0 mm U4… +0,10/0 mm 2, Y-bearing without locking device 3, /U Sales area worldwide
V	后缀	未指明产品类型	Full complement bearing (without cage)
V…	后缀	未指明产品类型	V combined with a second letter, identifies a variant group, and followed by a three- or four-figure number denotes variants not covered by “standard” designation suffixes. Examples: VA Application oriented variants VB Boundary dimension deviations VE Ext
V001	后缀	未指明产品类型	CL7C and /2
VA201	后缀	未指明产品类型	Bearing for extreme temperatures with a stamped steel cage, lubricated with a polyalkylene glycol/graphite mixture
VA208	后缀	未指明产品类型	Bearing for extreme temperatures with a segmented cage made of graphite
VA210	后缀	未指明产品类型	Graphite-based lubricant
VA2101	后缀	未指明产品类型	Graphite-based lubricant and PFPE oil additive
VA228	后缀	未指明产品类型	Bearing for extreme temperatures with a coronet cage made of graphite
VA237	后缀	未指明产品类型	Graphite-based lubricant, PFPE oil additive and nano particles
VA260	后缀	未指明产品类型	Graphite-based lubricant; rings, rolling elements and cage(s) phosphated
VA261	后缀	未指明产品类型	Graphite-based lubricant and PFPE oil additive; rings, rolling elements and cage(s) phosphated
VA267	后缀	未指明产品类型	Graphite-based lubricant, PFPE oil additive and nano particles; rings, rolling elements and cage(s) phosphated
VA301	后缀	未指明产品类型	Bearing for railway vehicle traction motors
VA305	后缀	未指明产品类型	Bearing for railway vehicle traction motors + special inspection routines
VA3091	后缀	未指明产品类型	Bearing for railway vehicle traction motors + external surfaces of the outer ring are coated with aluminium oxide
VA321	后缀	未指明产品类型	Optimized internal design
VA350	后缀	未指明产品类型	Bearing for railway axleboxes
VA380	后缀	未指明产品类型	Bearing for railway axleboxes according to EN 12080:1998
VA405	后缀	未指明产品类型	Bearing for vibratory applications, surface-hardened stamped steel cages
VA406	后缀	未指明产品类型	Bearing for vibratory applications, surface-hardened stamped steel cages, but PTFE coated cylindrical inner ring bore
VA606	后缀	未指明产品类型	Crowned raceway on the outer ring, logarithmic profile on the inner ring and special heat treatment
VA607	后缀	未指明产品类型	Same as VA606, but other outside diameter tolerance
VA970	后缀	未指明产品类型	Special design for wind turbine generators
VB022	后缀	未指明产品类型	Chamfer dimension of large outer ring side face 0,3 mm
VB026	后缀	未指明产品类型	Chamfer dimension of large inner ring side face 3 mm
VB061	后缀	未指明产品类型	Chamfer dimension of large inner ring side face 8 mm
VB134	后缀	未指明产品类型	Chamfer dimension of large inner ring side face 1 mm
VB406	后缀	未指明产品类型	Chamfer dimension of large inner ring side face 3 mm and of large outer ring side face 2 mm
VB481	后缀	未指明产品类型	Chamfer dimension of large inner ring side face 8,5 mm
VC025	后缀	未指明产品类型	Bearing with special wear-resistant raceways for applications in heavily contaminated environments
VC027	后缀	未指明产品类型	Modified internal geometry for increased permissible misalignment
VC068	后缀	未指明产品类型	Tighter geometrical tolerances and special heat treatment
VE141	后缀	未指明产品类型	One locating slot (notch) in the outer ring
VE174	后缀	未指明产品类型	One locating slot (notch) in the large side face of the outer ring, tighter geometrical tolerances
VE240	后缀	未指明产品类型	Bearing modified for greater axial displacement
VE447(E)	后缀	未指明产品类型	Shaft washer with three equally-spaced threaded holes in one side face to accommodate hoisting tackle. The E indicates that appropriate eye bolts are supplied with the bearing.
VE552(E)	后缀	未指明产品类型	Outer ring with three equally-spaced threaded holes in one side face to accommodate lifting tackle. The E indicates that appropriate eye bolts are supplied with the bearing.
VE553(E)	后缀	未指明产品类型	Outer ring with three equally-spaced threaded holes in both side faces to accommodate lifting tackle. The E indicates that appropriate eye bolts are supplied with the bearing.
VE632	后缀	未指明产品类型	Housing washer with three equally-spaced threaded holes in one side face to accommodate hoisting tackle
VG052	后缀	未指明产品类型	Single split PES (polyethersulfone) cage
VG114	后缀	未指明产品类型	Surface-hardened stamped steel cage
VG1561	后缀	未指明产品类型	Glass fibre reinforced PA46 cage, rolling element centred
VGS	后缀	未指明产品类型	Inner ring with a pre-ground raceway and a machining allowance
VH	后缀	未指明产品类型	Full complement of rollers (no cage), self-retaining
VL065	后缀	未指明产品类型	Zinc-coated inner ring bore and side faces
VL0241	后缀	未指明产品类型	Aluminium oxide coated external surfaces of outer ring
VL0271	后缀	未指明产品类型	Aluminium oxide coated external surfaces of inner ring
VP076	后缀	未指明产品类型	Shield on both sides
VP274	后缀	未指明产品类型	Contact seal made of NBR, on both sides (bearing with a standard inner ring)
VQ015	后缀	未指明产品类型	Inner ring with crowned raceway for increased permissible misalignment
VQ051	后缀	未指明产品类型	Modified internal geometry for increased permissible misalignment
VQ117	后缀	未指明产品类型	Special radial and axial run-out
VQ267	后缀	未指明产品类型	Tighter inner ring width tolerance to ?0,025 mm
VQ424	后缀	未指明产品类型	Geometrical tolerances lower than C08
VQ492	后缀	未指明产品类型	Special inner ring width tolerance
VQ494	后缀	未指明产品类型	Reduced radial run-out
VQ495	后缀	未指明产品类型	CL7C with tighter or shifted tolerance range for the outside diameter
VQ506	后缀	未指明产品类型	Tighter inner ring width tolerance
VQ507	后缀	未指明产品类型	CL7C with tighter or shifted tolerance range for the outside diameter
VQ523	后缀	未指明产品类型	CL7C with tighter inner ring width tolerance and tighter or shifted tolerance range for the outside diameter
VQ601	后缀	未指明产品类型	Accuracy to ABMA tolerance class 0 (inch bearing)
VR521	后缀	未指明产品类型	Bearing supplied with measuring report
VT113	后缀	未指明产品类型	Grease with a lithium thickener of consistency 3 to the NLGI Scale for a temperature range –20 to +140 °C
VT143	后缀	未指明产品类型	Extreme pressure grease with a lithium thickener of consistency 2 to the NLGI Scale for a temperature range –20 to +110 °C (filled to 25 – 45%) VT143 followed by B (filled to 45 – 60%) VT143 followed by C (filled to 70 – 100%)
VT378	后缀	未指明产品类型	Food grade grease with an aluminium thickener of consistency 2 to the NLGI Scale for a temperature range –25 to +120 °C (normal fill grade)
VU001	后缀	未指明产品类型	Food grade grease with an aluminium thickener of consistency 2 to the NLGI Scale for a temperature range –25 to +120 °C (normal fill grade)
W	后缀	未指明产品类型	1，Without annular groove and lubrication hole(s) in outer ring 2，Modified ring width tolerance to +0,05/0 mm 3，Polymer ball bearing with components made of titanium
W20	后缀	未指明产品类型	Three lubrication holes in the outer ring
W26	后缀	未指明产品类型	Six lubrication holes in the inner ring
W33	后缀	未指明产品类型	Annular groove and three lubrication holes in the outer ring
W33X	后缀	未指明产品类型	Annular groove and six lubrication holes in the outer ring
W513	后缀	未指明产品类型	Six lubrication holes in the inner ring and annular groove and three lubrication holes in the outer ring
W518	后缀	未指明产品类型	Six lubrication holes in inner ring and three lubrication holes in outer ring
W64	后缀	未指明产品类型	Solid Oil filling
W64F	后缀	未指明产品类型	Solid Oil filling, Synthetic base oil type, NSF H1 approved for food applications
W77	后缀	未指明产品类型	Plugged W33 lubrication holes
WT	后缀	未指明产品类型	Grease with a polyurea thickener of consistency 2 to 3 to the NLGI Scale for a temperature range –40 to +160 °C
X	后缀	未指明产品类型	1, Boundary dimensions not in accordance with ISO dimension series 2, Boundary dimensions changed to conform to ISO 3, Cylindrical (flat) profile of the outer ring running surface 4, Polymer ball bearing with components made of ceramic Si3N4
XA	后缀	未指明产品类型	Cylindrical (flat) profile of the outer ring running surface (NUKR .. A or NUKRE .. A design cam follower)
Y	后缀	未指明产品类型	Stamped brass cage, rolling element centred
Z	后缀	未指明产品类型	1, Combined needle roller bearing, factory greased thrust bearing with a cover without lubrication holes over the outside diameter 2, Shield on one side of the bearing 3, Polymer ball bearing with components made of ceramic Al2O3
2Z	后缀	未指明产品类型	Shield on both sides of the bearing
.2ZL	后缀	未指明产品类型	Lamellar seal on both sides
ZNR	后缀	未指明产品类型	Shield on one side, snap ring groove in the outer ring, snap ring on the opposite side of the shield
2ZS	后缀	未指明产品类型	Shield on both sides, held in place by a retaining ring
ZW	后缀	未指明产品类型	Double row needle roller and cage assembly