角接触球轴承的内、外圈滚道在轴承轴线方向上彼此有相对偏移。 这表示此类轴承设计用来承载联合载荷,即径向载荷加轴向载荷。
角接触球轴承的轴向承载能力随着接触角的增加而增加。 在径向平面上,钢球和滚道接触点的连线(即组合载荷从一个滚道传递到另一滚道的方向)与轴承轴线垂直线的夹角。
| Designation | Principal dimensions | Basic load ratings | Speed ratings | ||||
|---|---|---|---|---|---|---|---|
| dynamic | static | Reference speed | Limiting speed | ||||
|
d[mm]
|
B[mm]
|
B[mm]
|
C[kN]
|
C0[kN]
|
[r/min]
|
[r/min]
|
|
| 7204 ACCBM | 20 | 47 | 14 | 16 | 9.3 | 20000 | 30000 |
| 7204 BE-2RZP | 20 | 47 | 14 | 13.3 | 7.65 | 19000 | 14000 |
| 7204 BECBJ | 20 | 47 | 14 | 14.3 | 8.15 | 19000 | 19000 |
| 7204 BECBM | 20 | 47 | 14 | 14.3 | 8.15 | 19000 | 26000 |
| 7204 BECBP | 20 | 47 | 14 | 14.3 | 8.15 | 19000 | 19000 |
| 7204 BECBY | 20 | 47 | 14 | 14.3 | 8.15 | 19000 | 19000 |
| 7204 BEGAP | 20 | 47 | 14 | 14.3 | 8.15 | 19000 | 19000 |
| 7204 BEGBP | 20 | 47 | 14 | 14.3 | 8.15 | 19000 | 19000 |
| 7204 BEP | 20 | 47 | 14 | 13.3 | 7.65 | 19000 | 18000 |
| 7304 ACCBM | 20 | 52 | 15 | 20.8 | 11.2 | 19000 | 26000 |
| 7304 BE-2RZP | 20 | 52 | 15 | 17.4 | 9.5 | 17000 | 13000 |
| 7304 BECBM | 20 | 52 | 15 | 19 | 10 | 18000 | 24000 |
| 7304 BECBP | 20 | 52 | 15 | 19 | 10 | 17000 | 18000 |
| 7304 BECBY | 20 | 52 | 15 | 19 | 10 | 18000 | 18000 |
| 7304 BEGAP | 20 | 52 | 15 | 19 | 10 | 17000 | 18000 |
| 7304 BEP | 20 | 52 | 15 | 17.4 | 9.5 | 17000 | 16000 |
| 7205 ACCBM | 25 | 52 | 15 | 18 | 11.4 | 17000 | 26000 |
| 7205 BE-2RZP | 25 | 52 | 15 | 14.8 | 9.3 | 16000 | 12000 |
| 7205 BECBM | 25 | 52 | 15 | 15.6 | 10 | 17000 | 22000 |
| 7205 BECBP | 25 | 52 | 15 | 15.6 | 10 | 16000 | 17000 |
| 7205 BECBPH | 25 | 52 | 15 | 15.6 | 10 | 16000 | 17000 |
| 7205 BECBY | 25 | 52 | 15 | 15.6 | 10 | 16000 | 17000 |
| 7205 BEGAP | 25 | 52 | 15 | 15.6 | 10 | 16000 | 17000 |
| 7205 BEGAY | 25 | 52 | 15 | 15.6 | 10 | 16000 | 17000 |
| 7205 BEGBY | 25 | 52 | 15 | 15.6 | 10 | 16000 | 17000 |
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