Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken 758 - 752D

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 755 Cone Part Number 758 Cup Part Number 752D Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) 758-90063 Dimensions d - Bore 3.3750 in D - Cup Outer Diameter 6-3/8 in B - Cone Width 1.9000 in C - Double Cup Width 3.3750 in T - Bearing Width across Cones 4.1249 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 4.17 in Da - Cup Frontface Backing Diameter 5.94 in Aa - Cage-Cone Backface Clearance 0.11 in a - Effective Center Location3 -0.47 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 19100 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 128000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 33200 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 11100 lbf Factors K - Factor8 1.71 e - ISO Factor9 0.34 Y1 - ISO Factor10 1.98 Y2 - ISO Factor11 2.95 Cg - Geometry Factor12 0.0945