NNU4980K NTN Cylindrical Roller Bearing
High Quality NNU4980K NTN Cylindrical Roller Bearing. Competitive 1.85 in da - Cone Frontface Backing Diameter Spherical Roller Bearings Pricing. Precision Parts Bearing Co., Ltd. Accept Small Order. Easy and Fast Shipping.
| Brand Name: | NTN |
| Model Number: | NNU4980K |
| da - Cone Frontface Backing Diameter: | 1.85 in |
| db - Cone Backface Backing Diameter: | 1.89 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6: | 17000 lbf |
| Ab - Cage-Cone Frontface Clearance: | 0.07 in |
| Aa - Cage-Cone Backface Clearance: | 0.03 in |
| K - Factor8: | 1.49 |
| C0 - Static Radial Rating: | 20100 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 29600 lbf |
| PDF |
NNU4980K |
Product Details
| da - Cone Frontface Backing Diameter | 1.85 in |
| db - Cone Backface Backing Diameter | 1.89 in |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 17000 lbf |
| Ab - Cage-Cone Frontface Clearance | 0.07 in |
| Aa - Cage-Cone Backface Clearance | 0.03 in |
| K - Factor8 | 1.49 |
| C0 - Static Radial Rating | 20100 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 29600 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 2960 lbf |
| G2 - Heat Generation Factor (Rib-Roller End) | 16.5 |
| B - Cone Width | 0.9063 in |
| Cone Part Number | 24781 |
| R - Cone Backface To Clear Radius3 | 0.03 in |
| a - Effective Center Location4 | -0.19 in |
| Cage Type | Stamped Steel |
| Design Units | Imperial |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 7670 lbf |
| Series | 24700 |
| d | 1.6250 in |
| G1 - Heat Generation Factor (Roller-Raceway) | 26.4 |
