Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken HM120848 - HM120817XD

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 HM120800 Cone Part Number HM120848 Cup Part Number HM120817XD Design Unit Inch Cage Material Stamped Steel Note This part has a non-standard shoulder design. Please email customer CAD for shoulder details to ensure the proper design of mating components. Related Assembly Number(s) HM120848-90070 Dimensions d - Bore 4 in D - Cup Outer Diameter 6 1/2 in B - Cone Width 1.9375 in C - Double Cup Width 4.5000 in T - Bearing Width across Cones 4.1961 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.06 in r - Cup Backface "To Clear" Radius2 0.04 in db - Cone Backface Backing Diameter 4.41 in Da - Cup Frontface Backing Diameter 6.10 in Aa - Cage-Cone Backface Clearance 0.06 in a - Effective Center Location3 -0.52 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 15700 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 106000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 27400 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 7130 lbf Factors K - Factor8 2.21 e - ISO Factor9 0.26 Y1 - ISO Factor10 2.55 Y2 - ISO Factor11 3.8 Cg - Geometry Factor12 0.0941