Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken M274149 - M274110CD

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 M274100 Cone Part Number M274149 Cup Part Number M274110CD Design Unit Inch Cage Material Pin-Type Related Assembly Number(s) M274149-90028 Dimensions d - Bore 19.7500 in D - Cup Outer Diameter 28.0 in B - Cone Width 5.3750 in C - Double Cup Width 9.1250 in T - Bearing Width across Cones 11.5000 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 21.26 in Da - Cup Frontface Backing Diameter 26.79 in Aa - Cage-Cone Backface Clearance 0.41 in a - Effective Center Location3 -0.42 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 916000 N C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 1380000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 358000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 117000 lbf Factors K - Factor8 1.76 e - ISO Factor9 0.7 Y1 - ISO Factor10 0.97 Y2 - ISO Factor11 1.44 Cg - Geometry Factor12 0.269