Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken HM252348D - HM252315

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 HM252300 Cone Part Number HM252348D Cup Part Number HM252315 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 10.2500 in D - Cup Outer Diameter 16.9970 in B - Double Cone Width 6.0000 in C - Cup Width 2.3750 in T - Bearing Width across Cups 5.8438 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.25 in r - Cup Backface "To Clear" Radius2 0.140 in da - Cone Frontface Backing Diameter 11.46 in Db - Cup Backface Backing Diameter 15.63 in Ab - Cage-Cone Frontface Clearance 0.06 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 87400 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 587000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 152000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 49700 lbf Factors K - Factor7 1.76 e - ISO Factor8 0.33 Y1 - ISO Factor9 2.03 Y2 - ISO Factor10 3.02 Cg - Geometry Factor11 0.148 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary