99220NU KOYO Wide series cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | 99220NU |
| Series: | 160000 |
| Cone Part Number: | EE161363 |
| Cup Part Number: | 161925 |
| Design Units: | Imperial |
| Bearing Weight: | 29.40 Kg |
| Cage Type: | Stamped Steel |
| d: | 346.075 mm |
| D: | 488.950 mm |
Product Details
| Series | 160000 |
| Cone Part Number | EE161363 |
| Cup Part Number | 161925 |
| Design Units | Imperial |
| Bearing Weight | 29.40 Kg |
| Cage Type | Stamped Steel |
| d | 346.075 mm |
| D | 488.950 mm |
| B - Cone Width | 55.563 mm |
| C - Cup Width | 38.100 mm |
| B | 60.325 mm |
| R - Cone Backface To Clear Radius1 | 7.110 mm |
| r - Cup Backface To Clear Radius2 | 6.35 mm |
| da - Cone Frontface Backing Diameter | 368.05 mm |
| db - Cone Backface Backing Diameter | 378.97 mm |
| Da - Cup Frontface Backing Diameter | 455.90 mm |
| Db - Cup Backface Backing Diameter | 452.88 mm |
| Ab - Cage-Cone Frontface Clearance | 5.6 mm |
| Aa - Cage-Cone Backface Clearance | 13 mm |
| a - Effective Center Location3 | 33.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 36600 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 141000 lbf |
| C0 - Static Radial Rating | 250000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 31400 lbf |
| K - Factor7 | 1.17 |
| e - ISO Factor8 | 0.5 |
| Y - ISO Factor9 | 1.2 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1730.8 |
| G2 - Heat Generation Factor (Rib-Roller End) | 299.6 |
| Cg - Geometry Factor | 0.174 |
