Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken 48290DW - 48220

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 48200 Cone Part Number 48290DW Cup Part Number 48220 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) 48290DW-90162 Dimensions d - Bore 5 in D - Cup Outer Diameter 7.1875 in B - Double Cone Width 3.0000 in C - Cup Width 1.3125 in T - Bearing Width across Cups 3.0001 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 5.39 in Db - Cup Backface Backing Diameter 6.61 in Ab - Cage-Cone Frontface Clearance 0.09 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 15600 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 105000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 27200 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 8160 lbf Factors K - Factor7 1.91 e - ISO Factor8 0.31 Y1 - ISO Factor9 2.21 Y2 - ISO Factor10 3.29 G1 - Heat Generation Factor (Roller-Raceway) 353 Cg - Geometry Factor11 0.114 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary