305180-1 KOYO Double-row angular contact ball bearings
| Brand Name: | KOYO |
| Model Number: | 305180-1 |
| Cone Part Number: | LL483448 |
| Design Units: | Imperial |
| Cage Type: | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 613000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 159000 lbf |
| d: | 29.9183 in |
| B - Cone Width: | 2.7500 in |
| R - Cone Backface To Clear Radius3: | 0.13 in |
| PDF |
305180-1 |
Product Details
| Cone Part Number | LL483448 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 613000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 159000 lbf |
| d | 29.9183 in |
| B - Cone Width | 2.7500 in |
| R - Cone Backface To Clear Radius3 | 0.13 in |
| da - Cone Frontface Backing Diameter | 30.59 in |
| db - Cone Backface Backing Diameter | 30.83 in |
| Ab - Cage-Cone Frontface Clearance | 0.29 in |
| Aa - Cage-Cone Backface Clearance | 0.2 in |
| a - Effective Center Location4 | 2.45 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 91400 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 352000 lbf |
| C0 - Static Radial Rating | 960000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 59200 lbf |
| K - Factor8 | 1.54 |
| G1 - Heat Generation Factor (Roller-Raceway) | 12883.1 |
| G2 - Heat Generation Factor (Rib-Roller End) | 1729.9 |
| Cg - Geometry Factor | 0.307 |
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