NBS RNA 4903 2RS needle roller bearings
Find the discount NBS RNA 4903 2RS needle roller bearings Stamped Steel Cage Type online you need . We offer … If you check out our large selection of NBS RNA 4903 2RS needle roller bearings once . HH421246CV Cone Part Number Imperial Design Units
| Cone Part Number | HH421246CV |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 246000 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 63800 lbf |
| d | 3.8750 in |
| B – Cone Width | 2.5 in |
| R – Cone Backface To Clear Radius3 | 0.25 in |
| da – Cone Frontface Backing Diameter | 4.53 in |
| db – Cone Backface Backing Diameter | 5 in |
| Ab – Cage-Cone Frontface Clearance | 0.15 in |
| Aa – Cage-Cone Backface Clearance | 0.1 in |
| a – Effective Center Location4 | -0.66 in |
| C90 – Dynamic Radial Rating (90 million revolutions)5 | 36600 lbf |
| C1 – Dynamic Radial Rating (1 million revolutions)6 | 141000 lbf |
| C0 – Static Radial Rating | 174000 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)7 | 23500 lbf |
| K – Factor8 | 1.56 |
| G1 – Heat Generation Factor (Roller-Raceway) | 298.2 |
| G2 – Heat Generation Factor (Rib-Roller End) | 40.9 |
| Cg – Geometry Factor | 0.116 |
Detailed Parameters
parameter：
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