Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 3780V - 3729D

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 3700 Cone Part Number 3780V Cup Part Number 3729D Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 2 in D - Cup Outer Diameter 3.6718 in B - Cone Width 1.1930 in C - Double Cup Width 2.0625 in T - Bearing Width across Cones 2.5625 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.030 in db - Cone Backface Backing Diameter 2.52 in Da - Cup Frontface Backing Diameter 3.50 in Aa - Cage-Cone Backface Clearance 0.06 in a - Effective Center Location3 -0.32 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 8440 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 56700 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 14700 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 4890 lbf Factors K - Factor8 1.73 e - ISO Factor9 0.34 Y1 - ISO Factor10 1.99 Y2 - ISO Factor11 2.97 Cg - Geometry Factor12 0.0903