Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken HM259049 - HM259010CD

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 HM259000 Cone Part Number HM259049 Cup Part Number HM259010CD Design Unit Inch Cage Material Pin-Type Related Assembly Number(s) HM259049-90062 Dimensions d - Bore 12.5000 in D - Cup Outer Diameter 17.6250 in B - Cone Width 3.3750 in C - Double Cup Width 5.7500 in T - Bearing Width across Cones 7.1249 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 13.43 in Da - Cup Frontface Backing Diameter 16.87 in Aa - Cage-Cone Backface Clearance 0.19 in a - Effective Center Location3 -0.19 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 97800 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 656000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 170000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 56000 lbf Factors K - Factor8 1.74 e - ISO Factor9 0.33 Y1 - ISO Factor10 2.02 Y2 - ISO Factor11 3 Cg - Geometry Factor12 0.186