Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 98316 - 98789DC

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 98000 Cone Part Number 98316 Cup Part Number 98789DC Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 3.1496 in D - Cup Outer Diameter 7.875 in B - Cone Width 1.9375 in C - Double Cup Width 3.1581 in T - Bearing Width across Cones 4.5625 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.090 in db - Cone Backface Backing Diameter 4.37 in Da - Cup Frontface Backing Diameter 7.41 in Aa - Cage-Cone Backface Clearance 0.31 in a - Effective Center Location3 0.05 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 28100 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 189000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 48900 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 30400 lbf Factors K - Factor8 0.92 e - ISO Factor9 0.63 Y1 - ISO Factor10 1.07 Y2 - ISO Factor11 1.59 Cg - Geometry Factor12 0.120