NNU4944 NSK CYLINDRICAL ROLLER BEARING
We work closely 4639.7 G1 - Heat Generation Factor (Roller-Raceway) with our NNU4944 NSK CYLINDRICAL ROLLER BEARING manufacturing partners AMERICAN BEARING MFG.CORP. to bring Imperial Design Units the best value to customers.
| Brand Name: | NSK |
| Model Number: | NNU4944 |
| Design Units: | Imperial |
| G1 - Heat Generation Factor (Roller-Raceway): | 4639.7 |
| da - Cone Frontface Backing Diameter: | 16.85 in |
| Cage Type: | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 731000 lbf |
| Ab - Cage-Cone Frontface Clearance: | 0.19 in |
| Cg - Geometry Factor: | 0.232 |
| Cone Part Number: | M667944 |
| PDF |
NNU4944 |
Product Details
| Design Units | Imperial |
| G1 - Heat Generation Factor (Roller-Raceway) | 4639.7 |
| da - Cone Frontface Backing Diameter | 16.85 in |
| Cage Type | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 731000 lbf |
| Ab - Cage-Cone Frontface Clearance | 0.19 in |
| Cg - Geometry Factor | 0.232 |
| Cone Part Number | M667944 |
| Series | M667900 |
| a - Effective Center Location4 | 0.7 in |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 190000 lbf |
| G2 - Heat Generation Factor (Rib-Roller End) | 498.9 |
| K - Factor8 | 1.4 |
| db - Cone Backface Backing Diameter | 17.24 in |
| R - Cone Backface To Clear Radius3 | 0.25 in |
| Aa - Cage-Cone Backface Clearance | 0.24 in |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 77800 lbf |
| d | 16.0000 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 420000 lbf |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 109000 lbf |
