4R3031 NTN Cylindrical Roller Bearing
4R3031 NTN Cylindrical Roller Bearing Warehouse Precision Parts Bearing Co., Ltd. offers car parts and 555 Series car accessories. We sell discount Spherical Roller Bearings online as well as cheap machinery parts.
| Brand Name: | NTN |
| Model Number: | 4R3031 |
| Series: | 555 |
| d: | 2.1250 in |
| Cg - Geometry Factor: | 0.111 |
| Cone Part Number: | 557-S |
| K - Factor8: | 1.69 |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 88500 lbf |
| G2 - Heat Generation Factor (Rib-Roller End): | 21.1 |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7: | 7810 lbf |
| PDF |
4R3031 |
Product Details
| Series | 555 |
| d | 2.1250 in |
| Cg - Geometry Factor | 0.111 |
| Cone Part Number | 557-S |
| K - Factor8 | 1.69 |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 88500 lbf |
| G2 - Heat Generation Factor (Rib-Roller End) | 21.1 |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 7810 lbf |
| Design Units | Imperial |
| db - Cone Backface Backing Diameter | 2.87 in |
| a - Effective Center Location4 | -0.37 in |
| C0 - Static Radial Rating | 55700 lbf |
| Aa - Cage-Cone Backface Clearance | 0.07 in |
| B - Cone Width | 1.4440 in |
| Ab - Cage-Cone Frontface Clearance | 0.08 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 50800 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 22900 lbf |
| R - Cone Backface To Clear Radius3 | 0.14 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 13200 lbf |
| G1 - Heat Generation Factor (Roller-Raceway) | 91 |
