Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken HM266448 - HM266410CD

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 HM266400 Cone Part Number HM266448 Cup Part Number HM266410CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) HM266448-902A1 Dimensions d - Bore 15.1250 in D - Cup Outer Diameter 21.5000 in B - Cone Width 4.1250 in C - Double Cup Width 7.0000 in T - Bearing Width across Cones 8.7499 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.25 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 16.42 in Da - Cup Frontface Backing Diameter 20.55 in Aa - Cage-Cone Backface Clearance 0.36 in a - Effective Center Location3 -0.28 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 132000 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 887000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 230000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 75200 lbf Factors K - Factor8 1.76 e - ISO Factor9 0.33 Y1 - ISO Factor10 2.03 Y2 - ISO Factor11 3.02 Cg - Geometry Factor12 0.212