Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken H239640 - H239612CD

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 H239600 Cone Part Number H239640 Cup Part Number H239612CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) H239640-90059 Dimensions d - Bore 7 in D - Cup Outer Diameter 12.6250 in B - Cone Width 3.3750 in C - Double Cup Width 5.4375 in T - Bearing Width across Cones 7.3125 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 7.95 in Da - Cup Frontface Backing Diameter 11.85 in Aa - Cage-Cone Backface Clearance 0.42 in a - Effective Center Location3 -0.88 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 61100 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 410000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 106000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 33400 lbf Factors K - Factor8 1.83 e - ISO Factor9 0.32 Y1 - ISO Factor10 2.12 Y2 - ISO Factor11 3.15 Cg - Geometry Factor12 0.124