Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken EE649237 - 649311CD

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 649000 Cone Part Number EE649237 Cup Part Number 649311CD Design Unit Inch Cage Material Pin-Type Related Assembly Number(s) EE649237-90080 Dimensions d - Bore 23.7380 in D - Cup Outer Diameter 31.0000 in B - Cone Width 3.6875 in C - Double Cup Width 6.2500 in T - Bearing Width across Cones 8.1250 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.25 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 25.16 in Da - Cup Frontface Backing Diameter 30.02 in Aa - Cage-Cone Backface Clearance 0.34 in a - Effective Center Location3 1.24 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 677000 N C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 1020000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 265000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 96600 lbf Factors K - Factor8 1.58 e - ISO Factor9 0.37 Y1 - ISO Factor10 1.82 Y2 - ISO Factor11 2.71 Cg - Geometry Factor12 0.279