4R4445 NTN Cylindrical Roller Bearing
4R4445 NTN Cylindrical Roller Bearing 20200 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 Industries and Applications ? We sell discount Tapered Roller Bearing online as well NTN BEARING MANUFACTURING DE MEXICO,S.A.DE C.V. as cheap machinery parts.
| Brand Name: | NTN |
| Model Number: | 4R4445 |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 20200 lbf |
| Design Units: | Imperial |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 77700 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6: | 44700 lbf |
| Cone Part Number: | 4375 |
| K - Factor8: | 2.05 |
| C0 - Static Radial Rating: | 45900 lbf |
| Ab - Cage-Cone Frontface Clearance: | 0.06 in |
| PDF |
4R4445 |
Product Details
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 20200 lbf |
| Design Units | Imperial |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 77700 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 44700 lbf |
| Cone Part Number | 4375 |
| K - Factor8 | 2.05 |
| C0 - Static Radial Rating | 45900 lbf |
| Ab - Cage-Cone Frontface Clearance | 0.06 in |
| Aa - Cage-Cone Backface Clearance | 0.06 in |
| G1 - Heat Generation Factor (Roller-Raceway) | 52.9 |
| Cage Type | Stamped Steel |
| db - Cone Backface Backing Diameter | 2.09 in |
| Cg - Geometry Factor | 0.0872 |
| B - Cone Width | 1.5900 in |
| da - Cone Frontface Backing Diameter | 2.01 in |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 5640 lbf |
| R - Cone Backface To Clear Radius3 | 0.06 in |
| d | 1.5 in |
| G2 - Heat Generation Factor (Rib-Roller End) | 16.7 |
| a - Effective Center Location4 | -0.59 in |
