NF1956MC4 Complex Bearings
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| Model Number: | NF1956MC4 |
| Design Units: | METRIC |
| WPD: | 121.9 mm |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7: | 48100 N |
| Cone Part Number: | JF7049A |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 127000 lbf |
| R - Cone Backface To Clear Radius3: | 7.110 mm |
| db - Cone Backface Backing Diameter: | 94 mm |
| Aa - Cage-Cone Backface Clearance: | 1.5 mm |
Product Details
| Design Units | METRIC |
| WPD | 121.9 mm |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 48100 N |
| Cone Part Number | JF7049A |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 127000 lbf |
| R - Cone Backface To Clear Radius3 | 7.110 mm |
| db - Cone Backface Backing Diameter | 94 mm |
| Aa - Cage-Cone Backface Clearance | 1.5 mm |
| DD | 107.4 mm |
| Cg - Geometry Factor | 0.0828 |
| G1 - Heat Generation Factor (Roller-Raceway) | 121 |
| C0 - Static Radial Rating | 360000 N |
| da - Cone Frontface Backing Diameter | 81 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 84400 N |
| a - Effective Center Location4 | -12.4 mm |
| d | 70 mm |
| Ab - Cage-Cone Frontface Clearance | 4.6 mm |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 33000 lbf |
| K - Factor8 | 1.75 |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 325000 N |