NU2222 KOYO Single-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | NU2222 |
| Series: | HH228300 |
| Cone Part Number: | HH228340 |
| Cup Part Number: | HH228310 |
| Design Units: | Imperial |
| Bearing Weight: | 18.6 Kg |
| Cage Type: | Stamped Steel |
| d: | 120.650 mm |
| D: | 254.000 mm |
| PDF |
NU2222 |
Product Details
| Series | HH228300 |
| Cone Part Number | HH228340 |
| Cup Part Number | HH228310 |
| Design Units | Imperial |
| Bearing Weight | 18.6 Kg |
| Cage Type | Stamped Steel |
| d | 120.650 mm |
| D | 254.000 mm |
| B - Cone Width | 82.550 mm |
| C - Cup Width | 61.913 mm |
| B | 77.788 mm |
| R - Cone Backface To Clear Radius1 | 9.650 mm |
| r - Cup Backface To Clear Radius2 | 6.35 mm |
| da - Cone Frontface Backing Diameter | 141.99 mm |
| db - Cone Backface Backing Diameter | 157.99 mm |
| Da - Cup Frontface Backing Diameter | 233.93 mm |
| Db - Cup Backface Backing Diameter | 223.01 mm |
| Ab - Cage-Cone Frontface Clearance | 1.3 mm |
| Aa - Cage-Cone Backface Clearance | 6.3 mm |
| a - Effective Center Location3 | -23.4 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 53000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 205000 lbf |
| C0 - Static Radial Rating | 279000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 29200 lbf |
| K - Factor7 | 1.82 |
| e - ISO Factor8 | 0.32 |
| Y - ISO Factor9 | 1.87 |
| G1 - Heat Generation Factor (Roller-Raceway) | 530 |
| G2 - Heat Generation Factor (Rib-Roller End) | 44.8 |
| Cg - Geometry Factor | 0.133 |
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