Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken LM446349 - LM446310CD

Описание

The configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore. Specifications Series LM446300 Cone Part Number LM446349 Cup Part Number LM446310CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) LM446349-902A2 Dimensions d - Bore 9.25 in D - Cup Outer Diameter 12.25 in B - Cone Width 1.8125 in C - Double Cup Width 2.875 in T - Bearing Width across Cones 3.8750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.030 in db - Cone Backface Backing Diameter 9.92 in Da - Cup Frontface Backing Diameter 11.97 in Aa - Cage-Cone Backface Clearance 0.19 in a - Effective Center Location3 0.26 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 114000 N C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 173000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 44800 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 15900 lbf Factors K - Factor8 1.61 e - ISO Factor9 0.77 Y1 - ISO Factor10 0.88 Y2 - ISO Factor11 1.31 Cg - Geometry Factor12 0.133