NTN CRI-3309 tapered roller bearings
How 02878 Cone Part Number do I place an EMERGENCY order 02800 Series for a NTN CRI-3309 tapered roller bearings that I want to pick up at a our store?
| Series | 02800 |
| Cone Part Number | 02878 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 25700 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 6670 lbf |
| d | 1.3750 in |
| B – Cone Width | 0.8750 in |
| R – Cone Backface To Clear Radius3 | 0.03 in |
| da – Cone Frontface Backing Diameter | 1.65 in |
| db – Cone Backface Backing Diameter | 1.67 in |
| Ab – Cage-Cone Frontface Clearance | 0.07 in |
| Aa – Cage-Cone Backface Clearance | 0.03 in |
| a – Effective Center Location4 | -0.15 in |
| C90 – Dynamic Radial Rating (90 million revolutions)5 | 3830 lbf |
| C1 – Dynamic Radial Rating (1 million revolutions)6 | 14800 lbf |
| C0 – Static Radial Rating | 16800 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)7 | 2980 lbf |
| K – Factor8 | 1.29 |
| G1 – Heat Generation Factor (Roller-Raceway) | 20.6 |
| G2 – Heat Generation Factor (Rib-Roller End) | 10.1 |
| Cg – Geometry Factor | 0.074 |
Detailed Parameters
parameter：
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