TIMKEN 157-153 tapered roller bearings
Also known as : 157-153
- Inside Diameter: 20 mm
- Outside Diameter: 51.999 mm
- Width: 14.999 mm
- Basic dynamic load rating: 37.5 kN
- Basic static load rating: 38.7 kN
TIMKEN 157-153 Bearing
TIMKEN 157-153 Bearing details
| Series | 155 |
|---|---|
| model | 157-153 |
| Cone Part Number | 157 |
| Cup Part Number | 153 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
0.200 Kg 0.4 lb |
| Dimensions | |
| d - Bore |
20.000 mm 0.7874 in |
| D - Cup Outer Diameter |
51.999 mm 2.0472 in |
| B - Cone Width |
16.205 mm 0.6380 in |
| C - Cup Width |
14.986 mm 0.5900 in |
| T - Bearing Width |
14.999 mm 0.5905 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
1.020 mm 0.04 in |
| r - Cup Backface "To Clear" Radius |
1.02 mm 0.04 in |
| da - Cone Frontface Backing Diameter |
25.91 mm 1.02 in |
| db - Cone Backface Backing Diameter |
25.91 mm 1.02 in |
| Da - Cup Frontface Backing Diameter |
48.01 mm 1.89 in |
| Db - Cup Backface Backing Diameter |
44.96 mm 1.77 in |
| Ab - Cage-Cone Frontface Clearance |
0 mm 0 in |
| Aa - Cage-Cone Backface Clearance |
0 mm 0 in |
| a - Effective Center Location |
-4.80 mm -0.19 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
9720 N 2190 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
37500 N 8430 lbf |
| C0 - Static Radial Rating |
38700 N 8690 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
5250 N 1180 lbf |
| Factors | |
| K - Factor | 1.85 |
| e - ISO Factor | 0.32 |
| Y - ISO Factor | 1.9 |
| G1 - Heat Generation Factor (Roller-Raceway) | 8.2 |
| G2 - Heat Generation Factor (Rib-Roller End) | 6.6 |
| Cg - Geometry Factor | 0.0482 |
TIMKEN 157-153 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.
