40FC31206 KOYO Four-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | 40FC31206 |
| Series: | 940000 |
| Cone Part Number: | EE941205X |
| Design Units: | Imperial |
| Cage Type: | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 607000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 157000 lbf |
| d: | 12 in |
| B - Cone Width: | 3.0656 in |
| PDF |
40FC31206 |
Product Details
| Series | 940000 |
| Cone Part Number | EE941205X |
| Design Units | Imperial |
| Cage Type | Pin-Type |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 607000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 157000 lbf |
| d | 12 in |
| B - Cone Width | 3.0656 in |
| R - Cone Backface To Clear Radius3 | 0.25 in |
| da - Cone Frontface Backing Diameter | 13.07 in |
| db - Cone Backface Backing Diameter | 13.35 in |
| Ab - Cage-Cone Frontface Clearance | 0.15 in |
| Aa - Cage-Cone Backface Clearance | 0.37 in |
| a - Effective Center Location4 | 0.36 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 90300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 348000 lbf |
| C0 - Static Radial Rating | 471000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 62200 lbf |
| K - Factor8 | 1.45 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1771.6 |
| G2 - Heat Generation Factor (Rib-Roller End) | 187.4 |
| Cg - Geometry Factor | 0.166 |
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