SKF 7204 BECBM Single row angular contact ball bearing
| Bore diameter | 20 mm |
| Contact angle | 40 ° |
| Outside diameter | 47 mm |
| Width | 14 mm |
Description
SKF 7204 BECBM bearing specification parameter:
| d |
20 mm
|
Bore diameter |
|---|---|---|
| D |
47 mm
|
Outside diameter |
| B |
14 mm
|
Width |
| d1 |
≈30.85 mm
|
Shoulder diameter of inner ring (large side face) |
| d2 |
≈25.87 mm
|
Shoulder diameter of inner ring (small side face) |
| D1 |
≈37 mm
|
Shoulder diameter of outer ring (large side face) |
| a |
21 mm
|
Distance side face to pressure point |
| r1,2 |
min.1 mm
|
Chamfer dimension |
| r3,4 |
min.0.6 mm
|
Chamfer dimension |
Abutment dimensions
| da |
min.25.6 mm
|
Diameter of shaft abutment |
|---|---|---|
| Da |
max.41.4 mm
|
Abutment diameter housing |
| Db |
max.42.8 mm
|
Diameter of housing abutment |
| ra |
max.1 mm
|
Radius of fillet |
| rb |
max.0.6 mm
|
Radius of fillet |
Calculation data
| Basic dynamic load rating | C |
14.3 kN
|
|---|---|---|
| Basic static load rating | C0 |
8.15 kN
|
| Fatigue load limit | Pu |
0.345 kN
|
| Reference speed |
19 000 r/min
|
|
| Limiting speed |
24 000 r/min
|
|
| Minimum axial load factor | A |
0.00113
|
| Minimum radial load factor | kr |
0.095
|
| Limiting value | e |
1.14
|
| Radial load factor (single, tandem) | X |
0.35
|
|---|---|---|
| Axial load factor (single, tandem) | Y0 |
0.26
|
| Axial load factor (single, tandem) | Y2 |
0.57
|
| Radial load factor (back-to-back, face-to-face) | X |
0.57
|
|---|---|---|
| Axial load factor (back-to-back, face-to-face) | Y0 |
0.52
|
| Axial load factor (back-to-back, face-to-face) | Y1 |
0.55
|
| Axial load factor (back-to-back, face-to-face) | Y2 |
0.93
|
Mass
| Mass |
0.11 kg
|
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