| 参数 | 数据 | 说明 |
|---|---|---|
| Series | 44000 | |
| Cone Part Number | 44150 | |
| Cup Part Number | 44348-B | |
| Design Units | Imperial | |
| Bearing Weight | 1.60 lb | |
| Bearing Weight | 0.7000 Kg | |
| Cage Type | Stamped Steel | |
| D - Cup Outer Diameter | 3.4843 in | |
| D - Cup Outer Diameter | 88.501 mm | |
| D1 - Flange Outer Diameter | 3.6983 in | |
| D1 - Flange Outer Diameter | 93.937 mm | |
| d - Cone Bore | 1.5000 in | |
| d - Cone Bore | 38.100 mm | |
| B - Cone Width | 0.9330 in | |
| B - Cone Width | 23.698 mm | |
| C - Cup Width | 0.6875 in | |
| C - Cup Width | 17.463 mm | |
| C1 - Cup Flange Width | 0.2187 in | |
| C1 - Cup Flange Width | 5.555 mm | |
| T1 - Bearing Width | 1.0000 in | |
| T1 - Bearing Width | 25.400 mm | |
| T - Bearing Width to Flange | 0.5312 in | |
| T - Bearing Width to Flange | 13.492 mm | |
| Z - Number of Rollers Per Row | 15 | |
| R - Cone Backface "To Clear" Radius | 0.090 in | These maximum fillet radii will be cleared by the bearing corners. |
| R - Cone Backface "To Clear" Radius | 2.300 mm | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 0.060 in | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 1.50 mm | These maximum fillet radii will be cleared by the bearing corners. |
| da - Cone Frontface Backing Diameter | 2.00 in | |
| da - Cone Frontface Backing Diameter | 50.80 mm | |
| db - Cone Backface Backing Diameter | 2.17 in | |
| db - Cone Backface Backing Diameter | 55.10 mm | |
| Da - Cup Frontface Backing Diameter | 3.40 in | |
| Da - Cup Frontface Backing Diameter | 86.11 mm | |
| Ab - Cage-Cone Frontface Clearance | 0.10 in | |
| Ab - Cage-Cone Frontface Clearance | 2.50 mm | |
| Aa - Cage-Cone Backface Clearance | 0.15 in | |
| Aa - Cage-Cone Backface Clearance | 3.80 mm | |
| a - Effective Center Location | 0.09 in | Negative value indicates effective center inside cone backface. |
| a - Effective Center Location | 2.30 mm | Negative value indicates effective center inside cone backface. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 5810 lbf | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 25900 N | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 22400 lbf | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 99800 N | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C0 - Static Radial Rating | 19900 lbf | |
| C0 - Static Radial Rating | 88600 N | |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 7770 lbf | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 34600 N | Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value. |
| K - Factor | 0.75 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| e - ISO Factor | 0.78 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y - ISO Factor | 0.77 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G1 - Heat Generation Factor (Roller-Raceway) | 22.9 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G2 - Heat Generation Factor (Rib-Roller End) | 8.71 | |
| Cg - Geometry Factor | 0.0899 | Geometry constant for Lubrication Life Adjustment Factor a3l. |
















