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角接触球轴承（配对）
角接触轴承分为好多种结构，单列角接触球轴承可承受径向负荷和单一方向的轴向负荷。DB组合，DF组合，四点接触、双列角接触球轴承可承受径向和双向轴向负荷。角接触球轴承适用于高速及高精度旋转。单列角接触球轴承：机床主轴、高频电动机、燃气轮机、调整离心机、小型汽车前轮、差速器小齿轮轴、仪器仪表。
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基本尺寸
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基本额定载荷
|
极限转速
|
轴承代号
|
重量
|
||||||
|
d
|
D
|
2B
|
r12
|
r34
|
Cr
|
C0r
|
脂润滑
|
油润滑
|
||
|
mm
|
kN
|
r/min
|
kg
|
|||||||
|
100
|
180
|
68
|
2.1
|
1.1
|
242
|
260
|
4600
|
6100
|
7220ACM/DB
|
7.48
|
|
|
215
|
94
|
3
|
-
|
345
|
395
|
1900
|
2800
|
7320ACM/DF
|
19.2
|
|
|
215
|
94
|
3
|
-
|
305
|
355
|
1900
|
2800
|
7320BM/DF
|
16.8
|
|
|
215
|
94
|
3
|
1.1
|
309
|
354
|
4100
|
5500
|
7320BT/DT
|
15.2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
110
|
200
|
76
|
2.1
|
1.1
|
299
|
342
|
4100
|
5500
|
7222CM/DB
|
10.0
|
|
|
200
|
76
|
2.1
|
1.1
|
286
|
325
|
2000
|
3000
|
7222ACM/DB
|
9.84
|
|
|
200
|
76
|
2.1
|
1.1
|
250
|
289
|
4000
|
6000
|
7222BM/DBCB
|
7.92
|
|
|
240
|
100
|
3
|
1.1
|
389
|
463
|
3700
|
5000
|
7322ACM/DT
|
19.8
|
|
|
240
|
100
|
3
|
-
|
389
|
463
|
3700
|
5000
|
7322ACM/DF
|
19.9
|
|
|
240
|
100
|
3
|
1.1
|
347
|
425
|
3700
|
5000
|
7322BM/DB
|
22.9
|
|
|
240
|
100
|
3
|
-
|
347
|
425
|
3700
|
5000
|
7322BM/DF
|
23.5
|
|
|
|
|
|
|
|
|
|
|
|
|
|
120
|
180
|
56
|
2
|
-
|
164
|
214
|
4200
|
5600
|
7024AC/DF
|
4.62
|
|
|
180
|
56
|
2
|
1
|
140
|
185
|
2000
|
2900
|
7024BM/DT
|
|
|
|
215
|
80
|
2.1
|
1.1
|
307
|
367
|
3800
|
5000
|
7224ACQ5/DB
|
13.1
|
|
|
260
|
110
|
3
|
-
|
400
|
540
|
3300
|
4500
|
7324AC/DF
|
27.4
|
|
|
260
|
110
|
3
|
1.1
|
410
|
525
|
3300
|
4500
|
7324B/DT
|
29.2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
130
|
230
|
80
|
3
|
1.1
|
278
|
350
|
1800
|
2600
|
7226BM/DBCB
|
15.1
|
|
|
280
|
116
|
4
|
-
|
403
|
537
|
3000
|
4000
|
7326B/DF
|
35.9
|
|
|
280
|
116
|
4
|
1.5
|
403
|
537
|
3000
|
4000
|
7326B/DT
|
35.9
|
|
|
|
|
|
|
|
|
|
|
|
|
|
140
|
210
|
66
|
2
|
-
|
203
|
275
|
3600
|
4800
|
7028AC/DF
|
6.92
|
|
|
250
|
84
|
3
|
1.1
|
309
|
414
|
3200
|
4200
|
7228BM/DB
|
17.2
|
|
|
250
|
84
|
3
|
1.1
|
310
|
415
|
1700
|
2300
|
7228BM/DBCB
|
17.2
|
|
|
300
|
124
|
4
|
1.5
|
447
|
616
|
2800
|
3800
|
7328B/DT
|
42.3
|
|
|
300
|
124
|
4
|
1.5
|
445
|
600
|
2900
|
3900
|
7328BA/DT
|
42.3
|
|
|
|
|
|
|
|
|
|
|
|
|
|
150
|
225
|
70
|
2.1
|
1.1
|
213
|
294
|
1700
|
2300
|
7030BM/DB
|
9.61
|
|
|
270
|
90
|
3
|
-
|
310
|
430
|
1600
|
2000
|
7230B/DF
|
22
|
|
|
320
|
130
|
4
|
-
|
582
|
857
|
2600
|
3600
|
7330AC/DF
|
51.6
|
|
|
320
|
130
|
4
|
-
|
582
|
856
|
2600
|
3600
|
7330B/DF
|
52.3
|
|
|
|
|
|
|
|
|
|
|
|
|
|
160
|
240
|
76
|
2.1
|
1.1
|
225
|
315
|
3100
|
4100
|
7032BM/DB
|
12.6
|
|
|
290
|
96
|
3
|
1.1
|
340
|
500
|
1400
|
1900
|
7232B/DB
|
27.8
|
|
|
340
|
136
|
4
|
-
|
547
|
819
|
2000
|
3000
|
7332B/DF
|
61.6
|
|
|
|
|
|
|
|
|
|
|
|
|
|
170
|
229.5
|
56
|
2
|
-
|
147
|
225
|
3600
|
4800
|
71934X1B/DFYA3
|
7.04
|
|
|
260
|
84
|
2.1
|
1.1
|
310
|
435
|
1500
|
2000
|
7034A/C2DB
|
15.6
|
|
|
260
|
84
|
2.1
|
1.1
|
272
|
380
|
1500
|
2000
|
7034B/DB
|
16.6
|
|
|
310
|
104
|
4
|
1.5
|
462
|
685
|
2900
|
3900
|
B7234AC/DT
|
34.8
|
|
|
310
|
104
|
4
|
1.5
|
495
|
740
|
1800
|
2500
|
7234AC/DT
|
34.5
|
|
|
360
|
144
|
4
|
1.5
|
570
|
905
|
1000
|
1500
|
7334B/DB
|
69.8
|
|
|
|
|
|
|
|
|
|
|
|
|
|
180
|
280
|
92
|
2.1
|
1.1
|
310
|
485
|
1200
|
1700
|
7036B/DT
|
21
|
|
|
320
|
104
|
4
|
-
|
400
|
645
|
1000
|
1500
|
7236B/DF
|
35
|
|
|
380
|
150
|
4
|
2
|
590
|
970
|
1000
|
1400
|
7336B/DT
|
81
|
|
|
|
|
|
|
|
|
|
|
|
|
|
190
|
290
|
92
|
2.1
|
1.1
|
347
|
526
|
2600
|
3400
|
7038AC/DT
|
21.4
|
|
|
400
|
156
|
5
|
2
|
640
|
1100
|
900
|
1400
|
7338B/DT
|
97
|
|
|
|
|
|
|
|
|
|
|
|
|
|
200
|
310
|
102
|
2.1
|
1.1
|
370
|
575
|
1600
|
2100
|
7040B/DB
|
28.3
|
|
|
360
|
116
|
4
|
1.5
|
503
|
834
|
2200
|
3000
|
7240B/DB
|
51.6
|
|
|
360
|
116
|
4
|
-
|
589
|
974
|
2200
|
3000
|
7240C/DF
|
50.3
|
|
|
360
|
116
|
4
|
-
|
728
|
920
|
2200
|
3000
|
7240AC/DF
|
50.3
|
|
|
420
|
160
|
5
|
2
|
720
|
1270
|
900
|
1200
|
7340B/DT
|
108
|
|
|
|
|
|
|
|
|
|
|
|
|
|
220
|
340
|
112
|
3
|
1.1
|
400
|
700
|
900
|
1300
|
7044B/DB
|
36.5
|
|
|
400
|
130
|
4
|
1.5
|
505
|
910
|
900
|
1200
|
7244B/DB
|
70.6
|
|
|
460
|
176
|
5
|
-
|
800
|
1450
|
800
|
1200
|
7344B/DF
|
142
|
|
|
|
|
|
|
|
|
|
|
|
|
|
230
|
329.5
|
80
|
2.1
|
1.1
|
358
|
605
|
900
|
1200
|
7646AMB/DB
|
22.7
|
|
|
|
|
|
|
|
|
|
|
|
|
|
240
|
360
|
112
|
3
|
-
|
410
|
760
|
900
|
1200
|
7048B/DF
|
39
|
|
|
370
|
112
|
3
|
-
|
|
|
|
|
366748K
|
48.7
|
|
|
|
|
|
|
|
|
|
|
|
|
|
260
|
360
|
92
|
2.1
|
-
|
277
|
630
|
|
|
71952B/DF
|
28.8
|
|
|
|
|
|
|
|
|
|
|
|
|
|
280
|
380
|
92
|
2.1
|
1.1
|
436
|
810
|
950
|
1400
|
71956AC/DB
|
31.4
|
|
|
380
|
92
|
2.1
|
1.1
|
410
|
745
|
950
|
1400
|
71956A/DBA
|
33.2
|
|
|
420
|
130
|
4
|
1.5
|
490
|
1000
|
800
|
1000
|
7056B/DB
|
60
|
|
|
|
|
|
|
|
|
|
|
|
|
|
340
|
520
|
164
|
5
|
-
|
725
|
1620
|
660
|
900
|
7068B/DF
|
124
|
|
|
|
|
|
|
|
|
|
|
|
|
|
360
|
440
|
76
|
2.1
|
1.1
|
365
|
840
|
1500
|
1900
|
71872AC/DB
|
24
|
|
|
480
|
112
|
3
|
3
|
560
|
1250
|
740
|
1000
|
71972AC/DB
|
57.5
|
|
|
|
|
|
|
|
|
|
|
|
|
|
380
|
480
|
92
|
2.1
|
1.1
|
359
|
730
|
700
|
910
|
71876B/DB
|
37.2
|
|
|
520
|
130
|
4
|
4
|
640
|
1470
|
700
|
910
|
71976AC/DT
|
83.5
|
|
|
|
|
|
|
|
|
|
|
|
|
|
420
|
620
|
180
|
5
|
2
|
850
|
2130
|
520
|
700
|
7084B/DT
|
176
|
|
|
|
|
|
|
|
|
|
|
|
|
|
460
|
580
|
112
|
3
|
3
|
580
|
1530
|
610
|
810
|
71892A/DT
|
68
|
|
|
|
|
|
|
|
|
|
|
|
|
|
500
|
620
|
74
|
2.1
|
-
|
430
|
1230
|
520
|
700
|
708/500A/DF
|
54.5
|
|
|
670
|
156
|
5
|
2
|
86
|
860
|
500
|
660
|
719/500A/DT
|
154
|
|
|
|
|
|
|
|
|
|
|
|
|
|
530
|
615
|
70
|
3
|
1.1
|
210
|
520
|
1000
|
1400
|
718/530X3AC/DB
|
37.1
|
|
|
650
|
112
|
3
|
-
|
620
|
1810
|
510
|
680
|
718/530A/DF
|
77
|
|
|
650
|
112
|
3
|
1.1
|
645
|
1850
|
910
|
1250
|
718/530AC/DB
|
77
|
|
|
710
|
164
|
5
|
2
|
1030
|
2530
|
500
|
700
|
719/530A/DB
|
189
|
|
|
|
|
|
|
|
|
|
|
|
|
|
560
|
680
|
112
|
3
|
1.1
|
635
|
1850
|
470
|
620
|
718/560A/DT
|
95
|
|
|
|
|
|
|
|
|
|
|
|
|
|
600
|
730
|
120
|
3
|
3
|
740
|
2330
|
790
|
1100
|
718/600AC/DB
|
94.5
|
|
|
|
|
|
|
|
|
|
|
|
|
|
670
|
820
|
138
|
4
|
1.5
|
830
|
2510
|
380
|
500
|
718/670A/DT
|
156
|
|
|
|
|
|
|
|
|
|
|
|
|
|
710
|
870
|
148
|
4
|
-
|
955
|
3240
|
370
|
480
|
718/710AC/DF
|
192
|
|
|
950
|
212
|
5
|
2
|
1370
|
4500
|
640
|
850
|
719/710AC/DB
|
389
|
|
|
|
|
|
|
|
|
|
|
|
|
|
750
|
920
|
156
|
5
|
-
|
985
|
3450
|
310
|
420
|
718/750A/DF
|
220
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1320
|
1600
|
244
|
6
|
-
|
1930
|
8230
|
200
|
300
|
718/1320ACF3/DF
|
987
|
|
…
|
…
|
…
|
…
|
…
|
…
|
…
|
…
|
…
|
…
|
…
|