Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 580 - 572D

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 575 Cone Part Number 580 Cup Part Number 572D Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) 580-90062 Dimensions d - Bore 3 1/4 in D - Cup Outer Diameter 5.5115 in B - Cone Width 1.4212 in C - Double Cup Width 2.6250 in T - Bearing Width across Cones 3.2500 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 3.86 in Da - Cup Frontface Backing Diameter 5.25 in Aa - Cage-Cone Backface Clearance 0.12 in a - Effective Center Location3 -0.21 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 12100 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 80900 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 21000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 8330 lbf Factors K - Factor8 1.45 e - ISO Factor9 0.4 Y1 - ISO Factor10 1.67 Y2 - ISO Factor11 2.49 Cg - Geometry Factor12 0.13