NNCF4840V NSK Double row full complement cylindrical roller bearings
| Brand Name: | NSK |
| Model Number: | NNCF4840V |
| Series: | HM262700 |
| Cone Part Number: | HM262749V |
| Cup Part Number: | HM262710 |
| Design Units: | Imperial |
| Bearing Weight: | 55.80 Kg |
| Cage Type: | Pin-Type |
| d: | 346.075 mm |
| D: | 488.950 mm |
| PDF |
NNCF4840V |
Product Details
| Series | HM262700 |
| Cone Part Number | HM262749V |
| Cup Part Number | HM262710 |
| Design Units | Imperial |
| Bearing Weight | 55.80 Kg |
| Cage Type | Pin-Type |
| d | 346.075 mm |
| D | 488.950 mm |
| B - Cone Width | 95.250 mm |
| C - Cup Width | 74.613 mm |
| B | 95.253 mm |
| R - Cone Backface To Clear Radius1 | 6.35 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 367.03 mm |
| db - Cone Backface Backing Diameter | 376.94 mm |
| Da - Cup Frontface Backing Diameter | 467.36 mm |
| Db - Cup Backface Backing Diameter | 455.93 mm |
| Ab - Cage-Cone Frontface Clearance | 5.1 mm |
| Aa - Cage-Cone Backface Clearance | 6.6 mm |
| a - Effective Center Location3 | -6.4 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 116000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 446000 lbf |
| C0 - Static Radial Rating | 845000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 66200 lbf |
| K - Factor7 | 1.74 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.79 |
| G1 - Heat Generation Factor (Roller-Raceway) | 3646.2 |
| G2 - Heat Generation Factor (Rib-Roller End) | 341.8 |
| Cg - Geometry Factor | 0.2 |
