81168 NSK Double Direction Thrust Bearings
| Brand Name: | NSK |
| Model Number: | 81168 |
| Series: | HM456900 |
| Cone Part Number: | HM456949 |
| Design Units: | Imperial |
| Cage Type: | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1: | 681000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2: | 176000 lbf |
| d: | 11.5000 in |
| B - Cone Width: | 3.6875 in |
Product Details
| Series | HM456900 |
| Cone Part Number | HM456949 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 681000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 176000 lbf |
| d | 11.5000 in |
| B - Cone Width | 3.6875 in |
| R - Cone Backface To Clear Radius3 | 0.380 in |
| da - Cone Frontface Backing Diameter | 12.4 in |
| db - Cone Backface Backing Diameter | 13.03 in |
| Ab - Cage-Cone Frontface Clearance | 0.2 in |
| Aa - Cage-Cone Backface Clearance | 0.42 in |
| a - Effective Center Location4 | -0.17 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 101000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 391000 lbf |
| C0 - Static Radial Rating | 650000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 65600 lbf |
| K - Factor8 | 1.55 |
| Cg - Geometry Factor | 0.174 |
