NTN E-LM665949/LM665910 tapered roller bearings
Request A Quote For Your Special NTN E-LM665949/LM665910 tapered roller bearings 28000 Series 28317 Cup Part Number Needs Today! Free 28137 Cone Part Number Quotes. ISO 9001 certified.
| Series | 28000 |
| Cone Part Number | 28137 |
| Cup Part Number | 28317 |
| Design Units | Imperial |
| Bearing Weight | 0.5 Kg |
| Cage Type | Stamped Steel |
| d | 34.925 mm |
| D | 80.035 mm |
| B – Cone Width | 20.940 mm |
| C – Cup Width | 15.875 mm |
| B | 21.433 mm |
| R – Cone Backface To Clear Radius1 | 1.520 mm |
| r – Cup Backface To Clear Radius2 | 1.52 mm |
| da – Cone Frontface Backing Diameter | 40.89 mm |
| db – Cone Backface Backing Diameter | 43.43 mm |
| Da – Cup Frontface Backing Diameter | 73.90 mm |
| Db – Cup Backface Backing Diameter | 69.09 mm |
| Ab – Cage-Cone Frontface Clearance | 1.8 mm |
| Aa – Cage-Cone Backface Clearance | 1.5 mm |
| a – Effective Center Location3 | -4.8 mm |
| C90 – Dynamic Radial Rating (90 million revolutions)4 | 4390 lbf |
| C1 – Dynamic Radial Rating (1 million revolutions)5 | 16900 lbf |
| C0 – Static Radial Rating | 15500 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 3020 lbf |
| K – Factor7 | 1.45 |
| e – ISO Factor8 | 0.4 |
| Y – ISO Factor9 | 1.49 |
| G1 – Heat Generation Factor (Roller-Raceway) | 20.7 |
| G2 – Heat Generation Factor (Rib-Roller End) | 12.5 |
| Cg – Geometry Factor | 0.0709 |
Detailed Parameters
parameter：
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