Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken M252349D - M252310X

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 M252300 Cone Part Number M252349D Cup Part Number M252310X 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 10.6250 in D - Cup Outer Diameter 15.0000 in B - Double Cone Width 5.3750 in C - Cup Width 2.2500 in T - Bearing Width across Cups 5.3749 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.13 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 11.42 in Db - Cup Backface Backing Diameter 14.02 in Ab - Cage-Cone Frontface Clearance 0.19 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 67000 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 450000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 117000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 38100 lbf Factors K - Factor7 1.76 e - ISO Factor8 0.33 Y1 - ISO Factor9 2.03 Y2 - ISO Factor10 3.02 Cg - Geometry Factor11 0.159 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary