Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken HM252349 - HM252315DC

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 HM252300 Cone Part Number HM252349 Cup Part Number HM252315DC Design Unit Inch Cage Material Pin-Type Dimensions d - Bore 10.2500 in D - Cup Outer Diameter 16.9970 in B - Cone Width 3.1406 in C - Double Cup Width 5.0625 in T - Bearing Width across Cones 6.8125 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.270 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 11.5 in Da - Cup Frontface Backing Diameter 15.73 in Aa - Cage-Cone Backface Clearance 0.35 in a - Effective Center Location3 -0.37 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 90100 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 605000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 157000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 51300 lbf Factors K - Factor8 1.76 e - ISO Factor9 0.33 Y1 - ISO Factor10 2.03 Y2 - ISO Factor11 3.02 Cg - Geometry Factor12 0.150