Tapered Roller Bearings - Double Tapered Cones - Imperial Timken 71450D

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 71000 Cone Part Number 71450D Design Units Imperial Cage Type Stamped Steel C1 - Dynamic Radial Rating (1 million revolutions)1 81700 lbf C0 - Static Radial Rating 122000 lbf Dimensions d - Cone Bore 4 1/2 in B - Double Cone Width 4.0000 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius2 0.06 in da - Cone Frontface Backing Diameter 5.04 in Ab - Cage-Cone Frontface Clearance 0.1 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)3 21200 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 142000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 36900 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 15100 lbf Factors K - Factor7 1.4 G1 - Heat Generation Factor (Roller-Raceway) 269 G2 - Heat Generation Factor (Rib-Roller End) 49.5 Cg - Geometry Factor8 0.116