NN4948 NTN Tapered Roller Bearing
Request 24.5 G2 - Heat Generation Factor (Rib-Roller End) A NTNY BEARING LTD Quote 70 mm d For Your Special NN4948 NTN Tapered Roller Bearing Needs Today! Free 127000 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 Thrust Spherical Roller Bearing Quotes. ISO 9001 certified.
| Brand Name: | NTN |
| Model Number: | NN4948 |
| G2 - Heat Generation Factor (Rib-Roller End): | 24.5 |
| d: | 70 mm |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 127000 lbf |
| K - Factor8: | 1.75 |
| DD: | 107.4 mm |
| db - Cone Backface Backing Diameter: | 94 mm |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7: | 48100 N |
| G1 - Heat Generation Factor (Roller-Raceway): | 121 |
| PDF |
NN4948 |
Product Details
| G2 - Heat Generation Factor (Rib-Roller End) | 24.5 |
| d | 70 mm |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 127000 lbf |
| K - Factor8 | 1.75 |
| DD | 107.4 mm |
| db - Cone Backface Backing Diameter | 94 mm |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 48100 N |
| G1 - Heat Generation Factor (Roller-Raceway) | 121 |
| Cage Type | Stamped Steel |
| Cone Part Number | JF7049A |
| Series | JF7000 |
| B - Cone Width | 42.000 mm |
| Aa - Cage-Cone Backface Clearance | 1.5 mm |
| a - Effective Center Location4 | -12.4 mm |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 325000 N |
| Ab - Cage-Cone Frontface Clearance | 4.6 mm |
| da - Cone Frontface Backing Diameter | 81 mm |
| Cg - Geometry Factor | 0.0828 |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 33000 lbf |
| R - Cone Backface To Clear Radius3 | 7.110 mm |
