Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken M249749 - M249710CD

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 M249700 Cone Part Number M249749 Cup Part Number M249710CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) M249749-90116 Dimensions d - Bore 10 in D - Cup Outer Diameter 14.125 in B - Cone Width 2.8125 in C - Double Cup Width 4.6250 in T - Bearing Width across Cones 5.9999 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 10.79 in Da - Cup Frontface Backing Diameter 13.52 in Aa - Cage-Cone Backface Clearance 0.28 in a - Effective Center Location3 -0.27 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 53300 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 358000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 92800 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 30300 lbf Factors K - Factor8 1.76 e - ISO Factor9 0.33 Y1 - ISO Factor10 2.03 Y2 - ISO Factor11 3.02 Cg - Geometry Factor12 0.153