Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken M244249 - M244210CD

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 M244200 Cone Part Number M244249 Cup Part Number M244210CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) M244249-90112 Dimensions d - Bore 8.6875 in D - Cup Outer Diameter 12.3750 in B - Cone Width 2.4375 in C - Double Cup Width 4.1875 in T - Bearing Width across Cones 5.1874 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 9.65 in Da - Cup Frontface Backing Diameter 11.84 in Aa - Cage-Cone Backface Clearance 0.17 in a - Effective Center Location3 -0.18 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 40500 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 272000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 70500 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 23100 lbf Factors K - Factor8 1.76 e - ISO Factor9 0.33 Y1 - ISO Factor10 2.03 Y2 - ISO Factor11 3.02 Cg - Geometry Factor12 0.136