Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken M224749D - M224710

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 M224700 Cone Part Number M224749D Cup Part Number M224710 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. Related Assembly Number(s) M224749D-90014 Dimensions d - Bore 4.7500 in D - Cup Outer Diameter 6.8750 in B - Double Cone Width 2.6875 in C - Cup Width 1.0938 in T - Bearing Width across Cups 2.6250 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.03 in r - Cup Backface "To Clear" Radius2 0.06 in da - Cone Frontface Backing Diameter 5.08 in Db - Cup Backface Backing Diameter 6.38 in Ab - Cage-Cone Frontface Clearance 0.04 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 14200 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 95700 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 24800 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 8110 lbf Factors K - Factor7 1.76 e - ISO Factor8 0.33 Y1 - ISO Factor9 2.03 Y2 - ISO Factor10 3.02 G1 - Heat Generation Factor (Roller-Raceway) 279 G2 - Heat Generation Factor (Rib-Roller End) 86.6 Cg - Geometry Factor11 0.158 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary