Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 97450 - 97901D

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 97000 Cone Part Number 97450 Cup Part Number 97901D Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) 97450-902A1 Dimensions d - Bore 4 1/2 in D - Cup Outer Diameter 9.0000 in B - Cone Width 1.9460 in C - Double Cup Width 3.3125 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 5.51 in Da - Cup Frontface Backing Diameter 8.39 in Aa - Cage-Cone Backface Clearance 0.28 in a - Effective Center Location3 0.52 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 21900 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 147000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 38200 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 27600 lbf Factors K - Factor8 0.79 e - ISO Factor9 0.74 Y1 - ISO Factor10 0.92 Y2 - ISO Factor11 1.36 Cg - Geometry Factor12 0.131