Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken EE743240 - 743321CD

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 743000 Cone Part Number EE743240 Cup Part Number 743321CD Design Unit Inch Cage Material Pin-Type Related Assembly Number(s) EE743240-902A2 Dimensions d - Bore 24.0000 in D - Cup Outer Diameter 32.0000 in B - Cone Width 3.2500 in C - Double Cup Width 5.7500 in T - Bearing Width across Cones 7.5000 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.25 in r - Cup Backface "To Clear" Radius2 0.130 in db - Cone Backface Backing Diameter 25.39 in Da - Cup Frontface Backing Diameter 30.23 in Aa - Cage-Cone Backface Clearance 0.33 in a - Effective Center Location3 1.17 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 538000 N C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 812000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 211000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 68200 lbf Factors K - Factor8 1.77 e - ISO Factor9 0.69 Y1 - ISO Factor10 0.98 Y2 - ISO Factor11 1.45 Cg - Geometry Factor12 0.25