Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken L281148 - L281110CD

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 L281100 Cone Part Number L281148 Cup Part Number L281110CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) L281148-904A2 Dimensions d - Bore 26.0000 in D - Cup Outer Diameter 32.0000 in B - Cone Width 3.7500 in C - Double Cup Width 6.2500 in T - Bearing Width across Cones 8.0000 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 27.28 in Da - Cup Frontface Backing Diameter 31.32 in Aa - Cage-Cone Backface Clearance 0.29 in a - Effective Center Location3 1.1 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 148000 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 992000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 257000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 84100 lbf Factors K - Factor8 1.76 e - ISO Factor9 0.33 Y1 - ISO Factor10 2.03 Y2 - ISO Factor11 3.02 Cg - Geometry Factor12 0.289