Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken L357049 - L357010CD

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 L357000 Cone Part Number L357049 Cup Part Number L357010CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) L357049-90045 Dimensions d - Bore 12 in D - Cup Outer Diameter 15.5 in B - Cone Width 2 in C - Double Cup Width 3.25 in T - Bearing Width across Cones 4.2499 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 12.95 in Da - Cup Frontface Backing Diameter 15.08 in Aa - Cage-Cone Backface Clearance 0.18 in a - Effective Center Location3 0.5 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 34200 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 229000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 59500 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 21000 lbf Factors K - Factor8 1.63 e - ISO Factor9 0.36 Y1 - ISO Factor10 1.88 Y2 - ISO Factor11 2.8 Cg - Geometry Factor12 0.158