Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 52375 - 52637DC

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 52000 Cone Part Number 52375 Cup Part Number 52637DC Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 3 3/4 in D - Cup Outer Diameter 6-3/8 in B - Cone Width 1.4219 in C - Double Cup Width 2.4375 in T - Bearing Width across Cones 3.2498 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 4.41 in Da - Cup Frontface Backing Diameter 6.08 in Aa - Cage-Cone Backface Clearance 0.16 in a - Effective Center Location3 -0.02 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 13000 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 87500 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 22700 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 10600 lbf Factors K - Factor8 1.23 e - ISO Factor9 0.47 Y1 - ISO Factor10 1.42 Y2 - ISO Factor11 2.12 Cg - Geometry Factor12 0.152