Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken HM456949 - HM456910CD

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 HM456900 Cone Part Number HM456949 Cup Part Number HM456910CD Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) HM456949-90010 Dimensions d - Bore 11 1/2 in D - Cup Outer Diameter 18.5000 in B - Cone Width 3.6875 in C - Double Cup Width 5.8750 in T - Bearing Width across Cones 7.8750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.380 in r - Cup Backface "To Clear" Radius2 0.06 in db - Cone Backface Backing Diameter 13.03 in Da - Cup Frontface Backing Diameter 17.46 in Aa - Cage-Cone Backface Clearance 0.42 in a - Effective Center Location3 -0.17 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 101000 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 681000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 176000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)7 65600 lbf Factors K - Factor8 1.55 e - ISO Factor9 0.38 Y1 - ISO Factor10 1.79 Y2 - ISO Factor11 2.66 Cg - Geometry Factor12 0.174