NTN W12 Bearing Lock Washers
| Brand Name |
NTN |
| Model Number |
W12 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN W12 bearing Size Chart (mm/inches) |
|---|
| Series | 3900 |
| Cone Part Number | 3979 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 54300 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 14100 lbf |
| d | 2.2500 in |
| B - Cone Width | 1.1830 in |
| R - Cone Backface To Clear Radius3 | 0.14 in |
| da - Cone Frontface Backing Diameter | 2.6 in |
| db - Cone Backface Backing Diameter | 2.83 in |
| Ab - Cage-Cone Frontface Clearance | 0.08 in |
| Aa - Cage-Cone Backface Clearance | 0.06 in |
| a - Effective Center Location4 | -0.18 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 8090 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 31200 lbf |
| C0 - Static Radial Rating | 43000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 5570 lbf |
| K - Factor8 | 1.45 |
| G1 - Heat Generation Factor (Roller-Raceway) | 75.2 |
| G2 - Heat Generation Factor (Rib-Roller End) | 21.3 |
| Cg - Geometry Factor | 0.109 |