Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken LM119348D - LM119311

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 LM119300 Cone Part Number LM119348D Cup Part Number LM119311 Design Unit Inch Cage Material Stamped Steel Related Assembly Number(s) LM119348D-902A5 Dimensions d - Bore 3 3/4 in D - Cup Outer Diameter 5.3750 in B - Double Cone Width 2.2500 in C - Cup Width 0.9688 in T - Bearing Width across Cups 2.2499 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.03 in r - Cup Backface "To Clear" Radius2 0.090 in da - Cone Frontface Backing Diameter 4.02 in Db - Cup Backface Backing Diameter 4.96 in Ab - Cage-Cone Frontface Clearance 0.03 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 8140 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 54600 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 14200 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 3950 lbf Factors K - Factor7 2.06 e - ISO Factor8 0.28 Y1 - ISO Factor9 2.38 Y2 - ISO Factor10 3.54 G1 - Heat Generation Factor (Roller-Raceway) 149 G2 - Heat Generation Factor (Rib-Roller End) 69 Cg - Geometry Factor11 0.121 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary