Timken 1972-1973 bearing Size Chart (mm/inches) |
|---|
| Series | HM266400 |
| Cone Part Number | HM266449DW |
| Cup Part Number | HM266410 |
| Design Units | Imperial |
| Bearing Weight | 326.50 lb |
| Cage Type | Pin-Type |
| Aa - Cage-Cone Backface Clearance | 0 in |
| d | 15.1250 in |
| D | 21.5000 in |
| B - Double Cone Width | 7.6250 in |
| C - Cup Width | 3.2500 in |
| T - Bearing Width across Cups | 7.6249 in |
| R - Cone Frontface To Clear Radius1 | 0.130 in |
| r - Cup Backface To Clear Radius2 | 0.250 in |
| da - Cone Frontface Backing Diameter | 16.18 in |
| Db - Cup Backface Backing Diameter | 19.96 in |
| Ab - Cage-Cone Frontface Clearance | 0.26 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 143000 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 963000 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 250000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 81700 lbf |
| K - Factor7 | 1.76 |
| e - ISO Factor8 | 0.33 |
| Y1 - ISO Factor9 | 2.03 |
| Y2 - ISO Factor10 | 3.02 |
| G1 - Heat Generation Factor (Roller-Raceway)11 | 4760 |
| G2 - Heat Generation Factor (Rib-Roller End) | 301 |
| Cg - Geometry Factor12 | 0.218 |