{"id":29853,"date":"2023-12-15T19:43:44","date_gmt":"2023-12-15T11:43:44","guid":{"rendered":"https:\/\/www.hoisi.com\/?p=29853"},"modified":"2023-12-15T19:43:44","modified_gmt":"2023-12-15T11:43:44","slug":"ribenentienntnzhouchengqianhouzhuidaima-yuanzhugunzizhoucheng","status":"publish","type":"post","link":"https:\/\/www.hoisi.com\/index.php\/29853.html","title":{"rendered":"\u65e5\u672c\u6069\u68af\u6069\uff08NTN\uff09\u8f74\u627f\u524d\u540e\u7f00\u4ee3\u7801 (\u5706\u67f1\u6eda\u5b50\u8f74\u627f)"},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n

\u514d\u8d23\u58f0\u660e\uff1a\u8d44\u6599\u7531\u4eba\u5de5\u6536\u96c6\u6574\u7406\uff0c\u7edd\u5927\u90e8\u5206\u8d44\u6599\u6574\u7406\u81ea\u5b98\u65b9\u6837\u672c\uff0c\u5c11\u90e8\u5206\u6765\u81ea\u7f51\u7edc\uff0c\u6211\u4eec\u4e0d\u5bf9\u8d44\u6599\u7684\u6b63\u786e\u6027\u53ca\u5b8c\u6574\u6027\u627f\u62c5\u4efb\u4f55\u8d23\u4efb\u3002<\/p>\n\n\n\n

\u4ee3\u7801\u3000<\/th>\u4f4d\u7f6e\u3000<\/th>\u4ee3\u7801\u5206\u7c7b\u3000\u3000\u3000\u3000\u3000\u3000<\/th>\u4ee3\u7801\u610f\u4e49\u63cf\u8ff0<\/th><\/tr><\/thead>
F1<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Machined steel cage
\u673a\u52a0\u5de5\u7684\u94a2\u4fdd\u6301\u67b6<\/td><\/tr>
F1<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Machined steel cage<\/td><\/tr>
G1<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Machined brass cage
\u673a\u52a0\u5de5\u9ec4\u94dc\u4fdd\u6301\u67b6<\/td><\/tr>
G1<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Machined brass cage<\/td><\/tr>
J<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Pressed steel cage
\u94a2\u677f\u51b2\u538b\u4fdd\u6301\u67b6<\/td><\/tr>
J<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Pressed steel cage<\/td><\/tr>
T2<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Nylon cage
\u5c3c\u9f99\u4fdd\u6301\u67b6<\/td><\/tr>
T2<\/td>\u540e\u7f00<\/td>\u4fdd\u6301\u67b6\u53ca\u6750\u6599<\/td>Nylon cage<\/td><\/tr>
#N <\/td>\u540e\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Inner ring only for cylindrical roller bearings
\u4ec5\u5305\u542b\u5706\u67f1\u6eda\u5b50\u8f74\u627f\u5185\u5708<\/td><\/tr>
HJ<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Separate thrust collar
\u72ec\u7acb\u7684\u63a8\u529b\u73af(\u89d2\u5708)<\/td><\/tr>
HJ<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Separate thrust collar<\/td><\/tr>
N<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Straight outer ring with inner ring and roller assem-bly
\u76f4\u5916\u5708\u5e26\u5185\u5708\u548c\u6eda\u5b50\u88c5\u914d<\/td><\/tr>
N<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Straight outer ring with inner ring and roller assem-bly<\/td><\/tr>
NF<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>One lip outer ring with inner ring and roller assembly
\u4e00\u4e2a\u5507\u90e8\u5916\u5708,\u5185\u5708\u548c\u6eda\u5b50\u88c5\u914d<\/td><\/tr>
NF<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>One lip outer ring with inner ring and roller assembly<\/td><\/tr>
NH<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>NJ series bearing with HJ thrust collar (NJ+HJ=NH)
NJ\u7cfb\u5217HJ\u8f74\u627f\u63a8\u529b\u73af\uff08NJ+ HJ= NH\uff09<\/td><\/tr>
NH<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>NJ series bearing with HJ thrust collar (NJ+HJ=NH)<\/td><\/tr>
NJ<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>One lip inner ring with outer ring and roller assembly
\u4e00\u4e2a\u5507\u5185\u5708,\u5916\u5708\u548c\u6eda\u5b50\u7ec4\u4ef6<\/td><\/tr>
NJ<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>One lip inner ring with outer ring and roller assembly<\/td><\/tr>
NN<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Double row precision cylindrical bearings
\u53cc\u5217\u7cbe\u5bc6\u5706\u67f1\u8f74\u627f<\/td><\/tr>
NN<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Double row precision cylindrical bearings<\/td><\/tr>
NU<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Straight inner ring with outer ring and roller assem-bly
\u76f4\u5185\u5708,\u5916\u5708\u548c\u6eda\u5b50\u7ec4\u4ef6<\/td><\/tr>
NU<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Straight inner ring with outer ring and roller assem-bly<\/td><\/tr>
R, RN, RNU<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Special cylindrical roller bearings
\u7279\u6b8a\u5706\u67f1\u6eda\u5b50\u8f74\u627f<\/td><\/tr>
R, RN, RNU<\/td>\u524d\u7f00<\/td>\u4ea7\u54c1\u7c7b\u578b\uff08\u7cfb\u5217\uff09<\/td>Special cylindrical roller bearings<\/td><\/tr>
Normal<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 0
ISO 0\u7ea7<\/td><\/tr>
P4<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 4 (equivalent to ABEC 7)
ISO\u7b49\u7ea74\uff08\u76f8\u5f53\u4e8eABEC7\uff09<\/td><\/tr>
P4<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 4 (equivalent to RBEC 7)<\/td><\/tr>
P5<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 5 (equivalent to ABEC 5)
ISO 5\u7ea7\uff08\u76f8\u5f53\u4e8eABEC 5\uff09<\/td><\/tr>
P5<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 5 (equivalent to RBEC 5)<\/td><\/tr>
P6<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 6 (equivalent to ABEC 3)
ISO 6\u7ea7\uff08\u76f8\u5f53\u4e8eABEC 3\uff09<\/td><\/tr>
P6<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 6 (equivalent to RBEC 3)<\/td><\/tr>
\u7701\u7565<\/td>\u540e\u7f00<\/td>\u516c\u5dee\uff08\u7cbe\u5ea6\uff09<\/td>ISO class 0<\/td><\/tr>
E<\/td>\u540e\u7f00<\/td>\u5185\u90e8\u8bbe\u8ba1<\/td>High capacity cylindrical roller bearings
\u9ad8\u5bb9\u91cf\u5706\u67f1\u6eda\u5b50\u8f74\u627f<\/td><\/tr>
E<\/td>\u540e\u7f00<\/td>\u5185\u90e8\u8bbe\u8ba1<\/td>High capacity cylindrical roller bearings<\/td><\/tr>
Xn<\/td>\u540e\u7f00<\/td>\u5185\u90e8\u8bbe\u8ba1<\/td>Special chamfer, from 1 onward (X1, X2…)
\u7279\u6b8a\u5012\u89d2\uff0c\u4ece1\u8d77\uff08X1\uff0cX2…\uff09<\/td><\/tr>
Xn<\/td>\u540e\u7f00<\/td>\u5185\u90e8\u8bbe\u8ba1<\/td>Special chamfer, from 1 onward (X1, X2 . . .)
\u7279\u6b8a\u5012\u89d2
\u4f8b\uff1aNU 204 E X1  C3 P5<\/td><\/tr>
C1<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance less than C2
\u5f84\u5411\u6e38\u9699\u5c0f\u4e8eC2\u7ec4<\/td><\/tr>
C1<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance less than C2<\/td><\/tr>
C2<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance less than normal
\u5f84\u5411\u6e38\u9699\u5c0f\u4e8e\u666e\u901a\u7ec4<\/td><\/tr>
C2<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance less than normal<\/td><\/tr>
C3<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance greater than normal
\u5f84\u5411\u6e38\u9699\u5927\u4e8e\u666e\u901a\u7ec4<\/td><\/tr>
C3<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance greater than normal<\/td><\/tr>
C4<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance greater than C3
\u5f84\u5411\u6e38\u9699\u5927\u4e8eC3\u7ec4<\/td><\/tr>
C4<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance greater than C3<\/td><\/tr>
C5<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance greater than C4
\u5f84\u5411\u6e38\u9699\u5927\u4e8eC4\u7ec4<\/td><\/tr>
C5<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance greater than C4<\/td><\/tr>
CSXX<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Special radial clearance; XX is mean value in 0.001 mm units (\u00b5m)
\u7279\u6b8a\u7684\u5f84\u5411\u6e38\u9699; XX\u662f0.001 mm\u4e3a\u5355\u4f4d\u5e73\u5747\u503c<\/td><\/tr>
CSxx<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Special radial clearance;xx is mean value in 0.001 mm units (\u7944)<\/td><\/tr>
NA<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance of cylindrical roller bearings with non-interchangeable components
\u975e\u53ef\u4e92\u6362\u7ec4\u4ef6\u5706\u67f1\u6eda\u5b50\u8f74\u627f\u7684\u5f84\u5411\u6e38\u9699<\/td><\/tr>
NA<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Radial clearance of cylindrical roller bearings with non-interchangeable components<\/td><\/tr>
\u7701\u7565<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Normal Radial Clearance
\u666e\u901a\u5f84\u5411\u6e38\u9699<\/td><\/tr>
\u7701\u7565<\/td>\u540e\u7f00<\/td>\u6e38\u9699\uff08\u5185\u90e8\u95f4\u9699\uff09<\/td>Normal Radial Clearance<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u6ce81\uff1a\u5728\u7ebf\u67e5\u8be2\u60a8\u53ef\u4ee5\u8bbf\u95ee\u5728\u7ebf\u67e5\u8be2\u9875\u9762\u3002[\u8f74\u627f\u540e\u7f00\u4ee3\u7801\u610f\u4e49\u67e5\u8be2<\/a>]<\/strong><\/p>\n\n\n\n

\u6ce82\uff1a\u83b7\u53d6\u66f4\u8be6\u7ec6\u8d44\u6599\uff0c\u63a8\u8350\u60a8\u4e0b\u8f7d\u4f7f\u7528\u6211\u4eec\u5f00\u53d1\u7684\u8fdb\u53e3\u8f74\u627f\u524d\u7f00\u3001\u540e\u7f00\u67e5\u8be2\u8f6f\u4ef6BRGSuffix<\/a>\u3002<\/strong><\/p>\n\n\n\n

\u672c\u6587\u7531\u201c\u51ef\u72ee\u7cbe\u5bc6<\/a>\u201d\u6536\u96c6\u6574\u7406\uff0c\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u51fa\u5904\u3002\u6280\u672f\u54a8\u8be2\u53ca\u4ea7\u54c1\u8d2d\u4e70\u8bf7\u8054\u7cfb\u9500\u552e\u5de5\u7a0b\u5e08\u3002<\/p>\n\n\n\n

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\u514d\u8d23\u58f0\u660e\uff1a\u8d44\u6599\u7531\u4eba\u5de5\u6536\u96c6\u6574\u7406\uff0c\u7edd\u5927\u90e8\u5206\u8d44\u6599\u6574\u7406\u81ea\u5b98\u65b9\u6837\u672c\uff0c\u5c11\u90e8\u5206\u6765\u81ea\u7f51\u7edc\uff0c\u6211\u4eec\u4e0d\u5bf9\u8d44\u6599\u7684\u6b63\u786e\u6027\u53ca\u5b8c\u6574\u6027\u627f\u62c5\u4efb\u4f55 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