Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 67983 - 67920CD

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 67900 Cone Part Number 67983 Cup Part Number 67920CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) 67983-90123 Dimensions d - Bore 8 in D - Cup Outer Diameter 11.1250 in B - Cone Width 1.8125 in C - Double Cup Width 3.25 in T - Bearing Width across Cones 4.0000 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 8.74 in Da - Cup Frontface Backing Diameter 10.87 in Aa - Cage-Cone Backface Clearance 0.15 in a - Effective Center Location3 0.63 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 29300 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 197000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 51000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 25500 lbf Factors K - Factor8 1.15 e - ISO Factor9 0.51 Y1 - ISO Factor10 1.33 Y2 - ISO Factor11 1.97 Cg - Geometry Factor12 0.139