Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken HM921343 - HM921310D

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 HM921300 Cone Part Number HM921343 Cup Part Number HM921310D Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) HM921343-90010 Dimensions d - Bore 3.5400 in D - Cup Outer Diameter 7.4790 in B - Cone Width 1.4375 in C - Double Cup Width 2.1300 in T - Bearing Width across Cones 3.3799 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 4.61 in Da - Cup Frontface Backing Diameter 7.17 in Aa - Cage-Cone Backface Clearance 0.3 in a - Effective Center Location3 0.74 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 16700 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 112000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 29100 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 24800 lbf Factors K - Factor8 0.67 e - ISO Factor9 0.87 Y1 - ISO Factor10 0.78 Y2 - ISO Factor11 1.16 Cg - Geometry Factor12 0.114