Boston 18858 STEEL WASHER Roller Thrust Bearing Washers
| Brand Name |
Boston |
| Model Number |
18858 STEEL WASHER |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Boston 18858 STEEL WASHER bearing Size Chart (mm/inches) |
|---|
| Cone Part Number | LL713049 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 15800 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 4090 lbf |
| d | 2.7500 in |
| B - Cone Width | 0.5313 in |
| R - Cone Backface To Clear Radius3 | 0.06 in |
| da - Cone Frontface Backing Diameter | 2.91 in |
| db - Cone Backface Backing Diameter | 3.03 in |
| Ab - Cage-Cone Frontface Clearance | 0.08 in |
| Aa - Cage-Cone Backface Clearance | 0.03 in |
| a - Effective Center Location4 | 0.18 in |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 2350 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 9070 lbf |
| C0 - Static Radial Rating | 13100 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 1760 lbf |
| K - Factor8 | 1.33 |
| G1 - Heat Generation Factor (Roller-Raceway) | 39.9 |
| G2 - Heat Generation Factor (Rib-Roller End) | 55 |
| Cg - Geometry Factor | 0.0893 |