80FC52250W KOYO Four-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | 80FC52250W |
| Series: | 82700 |
| Cone Part Number: | 82788 |
| Cup Part Number: | 82720 |
| Design Units: | Imperial |
| Bearing Weight: | 12.3 Kg |
| Cage Type: | Stamped Steel |
| d: | 190.5 mm |
| D: | 288.925 mm |
| PDF |
80FC52250W |
Product Details
| Series | 82700 |
| Cone Part Number | 82788 |
| Cup Part Number | 82720 |
| Design Units | Imperial |
| Bearing Weight | 12.3 Kg |
| Cage Type | Stamped Steel |
| d | 190.5 mm |
| D | 288.925 mm |
| B - Cone Width | 55.563 mm |
| C - Cup Width | 42.863 mm |
| B | 55.563 mm |
| R - Cone Backface To Clear Radius1 | 3.560 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 202.95 mm |
| db - Cone Backface Backing Diameter | 210.06 mm |
| Da - Cup Frontface Backing Diameter | 271.27 mm |
| Db - Cup Backface Backing Diameter | 264.92 mm |
| Ab - Cage-Cone Frontface Clearance | 3.3 mm |
| Aa - Cage-Cone Backface Clearance | 4.6 mm |
| a - Effective Center Location3 | -2.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 33600 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 130000 lbf |
| C0 - Static Radial Rating | 239000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 20600 lbf |
| K - Factor7 | 1.63 |
| e - ISO Factor8 | 0.36 |
| Y - ISO Factor9 | 1.68 |
| G1 - Heat Generation Factor (Roller-Raceway) | 805 |
| G2 - Heat Generation Factor (Rib-Roller End) | 111 |
| Cg - Geometry Factor | 0.124 |
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