M38549 - M38514产品参数
| 参数 | 数据 | 说明 |
|---|---|---|
| Series | M38500 | |
| Cone Part Number | M38549 | |
| Cup Part Number | M38514 | |
| Design Units | Imperial | |
| Bearing Weight | 0.7000 lb | |
| Bearing Weight | 0.3000 Kg | |
| Cage Type | Stamped Steel | |
| D - Cup Outer Diameter | 2.6875 in | |
| D - Cup Outer Diameter | 68.263 mm | |
| d - Cone Bore | 1.3750 in | |
| d - Cone Bore | 34.925 mm | |
| B - Cone Width | 0.8125 in | |
| B - Cone Width | 20.638 mm | |
| C - Cup Width | 0.6563 in | |
| C - Cup Width | 16.670 mm | |
| T - Bearing Width | 0.8125 in | |
| T - Bearing Width | 20.638 mm | |
| Z - Number of Rollers Per Row | 17 | |
| R - Cone Backface "To Clear" Radius | 0.140 in | These maximum fillet radii will be cleared by the bearing corners. |
| R - Cone Backface "To Clear" Radius | 3.560 mm | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 0.090 in | These maximum fillet radii will be cleared by the bearing corners. |
| r - Cup Backface "To Clear" Radius | 2.29 mm | These maximum fillet radii will be cleared by the bearing corners. |
| da - Cone Frontface Backing Diameter | 1.57 in | |
| da - Cone Frontface Backing Diameter | 39.88 mm | |
| db - Cone Backface Backing Diameter | 1.83 in | |
| db - Cone Backface Backing Diameter | 46.48 mm | |
| Da - Cup Frontface Backing Diameter | 2.52 in | |
| Da - Cup Frontface Backing Diameter | 63.00 mm | |
| Db - Cup Backface Backing Diameter | 2.32 in | |
| Db - Cup Backface Backing Diameter | 58.93 mm | |
| Ab - Cage-Cone Frontface Clearance | 0.09 in | |
| Ab - Cage-Cone Frontface Clearance | 2.29 mm | |
| Aa - Cage-Cone Backface Clearance | 0.02 in | |
| Aa - Cage-Cone Backface Clearance | 0.51 mm | |
| a - Effective Center Location | -0.22 in | Negative value indicates effective center inside cone backface. |
| a - Effective Center Location | -5.60 mm | Negative value indicates effective center inside cone backface. |
| C90 - Dynamic Radial Rating (90 million revolutions) | 3640 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) | 16200 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) | 14000 lbf | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C1 - Dynamic Radial Rating (1 million revolutions) | 62400 N | Based on 1 x 106 revolutions L10 life, for the ISO life calculation method. |
| C0 - Static Radial Rating | 16400 lbf | |
| C0 - Static Radial Rating | 72800 N | |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) | 2200 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) | 9770 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 | 1.66 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| e - ISO Factor | 0.35 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| Y - ISO Factor | 1.7 | These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use. |
| G1 - Heat Generation Factor (Roller-Raceway) | 20.3 | |
| G2 - Heat Generation Factor (Rib-Roller End) | 11.8 | |
| Cg - Geometry Factor | 0.068 |
