Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken M249749D - M249710X

Описание

TDI bearings have a one-piece double inner race and two single outer races and are typically supplied complete with an outer race spacer as a pre-set assembly. The bearing can be used at fixed positions on rotation shaft applications. For rotating housing application it can be used to float on the stationary shaft. Specifications Series M249700 Cone Part Number M249749D Cup Part Number M249710X Design Unit Inch Cage Material Stamped Steel Note This part has a non-standard shoulder design. Please email customer CAD for shoulder details to ensure the proper design of mating components. Dimensions d - Bore 10 in D - Cup Outer Diameter 14.125 in B - Double Cone Width 5.1250 in C - Cup Width 2.1250 in T - Bearing Width across Cups 5.1249 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.06 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 10.63 in Db - Cup Backface Backing Diameter 13.19 in Ab - Cage-Cone Frontface Clearance 0.17 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 53300 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 358000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 92800 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 30300 lbf Factors K - Factor7 1.76 e - ISO Factor8 0.33 Y1 - ISO Factor9 2.03 Y2 - ISO Factor10 3.02 Cg - Geometry Factor11 0.153 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary