Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken L507945 - L507914D

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 L507900 Cone Part Number L507945 Cup Part Number L507914D Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 2.1250 in D - Cup Outer Diameter 3.6250 in B - Cone Width 0.7188 in C - Double Cup Width 1.3437 in T - Bearing Width across Cones 1.6563 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.06 in r - Cup Backface "To Clear" Radius2 0.030 in db - Cone Backface Backing Diameter 2.44 in Da - Cup Frontface Backing Diameter 3.40 in Aa - Cage-Cone Backface Clearance 0 in a - Effective Center Location3 -0.03 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 3650 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 24500 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 6360 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 2430 lbf Factors K - Factor8 1.5 e - ISO Factor9 0.39 Y1 - ISO Factor10 1.74 Y2 - ISO Factor11 2.59 Cg - Geometry Factor12 0.0914