30256 NSK Double Direction Thrust Bearings
| Brand Name: | NSK |
| Model Number: | 30256 |
| Cone Part Number: | 69354 |
| Design Units: | Imperial |
| Cage Type: | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 70700 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 18300 lbf |
| d: | 3.5430 in |
| B - Cone Width: | 1.1875 in |
| R - Cone Backface To Clear Radius3: | 0.09 in |
| PDF |
30256 |
Product Details
| Cone Part Number | 69354 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 70700 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 18300 lbf |
| d | 3.5430 in |
| B - Cone Width | 1.1875 in |
| R - Cone Backface To Clear Radius3 | 0.09 in |
| da - Cone Frontface Backing Diameter | 3.9 in |
| db - Cone Backface Backing Diameter | 4.06 in |
| Ab - Cage-Cone Frontface Clearance | 0.13 in |
| Aa - Cage-Cone Backface Clearance | 0.12 in |
| a - Effective Center Location4 | -0.02 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 10500 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 40600 lbf |
| C0 - Static Radial Rating | 51700 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 7620 lbf |
| K - Factor8 | 1.38 |
| G1 - Heat Generation Factor (Roller-Raceway) | 117 |
| G2 - Heat Generation Factor (Rib-Roller End) | 39.6 |
| Cg - Geometry Factor | 0.0874 |
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