Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken M667948 - M667910D

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 M667900 Cone Part Number M667948 Cup Part Number M667910D Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 16.1250 in D - Cup Outer Diameter 21.5000 in B - Cone Width 3.4375 in C - Double Cup Width 5.6875 in T - Bearing Width across Cones 7.3124 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 17.32 in Da - Cup Frontface Backing Diameter 20.72 in Aa - Cage-Cone Backface Clearance 0.33 in a - Effective Center Location3 0.7 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 98500 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 661000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 171000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 70400 lbf Factors K - Factor8 1.4 e - ISO Factor9 0.42 Y1 - ISO Factor10 1.62 Y2 - ISO Factor11 2.41 Cg - Geometry Factor12 0.223