Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 21075 - 21226D

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 21000 Cone Part Number 21075 Cup Part Number 21226D Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) 21075-90021 Dimensions d - Bore 3/4 in D - Cup Outer Diameter 2.2500 in B - Cone Width 0.8598 in C - Double Cup Width 1.4375 in T - Bearing Width across Cones 1.9375 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.06 in r - Cup Backface "To Clear" Radius2 0.030 in db - Cone Backface Backing Diameter 1.24 in Da - Cup Frontface Backing Diameter 2.05 in Aa - Cage-Cone Backface Clearance 0.1 in a - Effective Center Location3 -0.23 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 3210 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 21600 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 5590 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 3250 lbf Factors K - Factor8 0.99 e - ISO Factor9 0.59 Y1 - ISO Factor10 1.14 Y2 - ISO Factor11 1.7 Cg - Geometry Factor12 0.0558