Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial Timken LM665949DW - LM665911

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 LM665900 Cone Part Number LM665949DW Cup Part Number LM665911 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 15.1875 in D - Cup Outer Diameter 20.2500 in B - Double Cone Width 6.0000 in C - Cup Width 2.5 in T - Bearing Width across Cups 5.9999 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.13 in r - Cup Backface "To Clear" Radius2 0.530 in da - Cone Frontface Backing Diameter 16.1 in Db - Cup Backface Backing Diameter 18.58 in Ab - Cage-Cone Frontface Clearance 0.18 in Basic Load Ratings C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 78900 lbf C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 530000 lbf C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 137000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 56500 lbf Factors K - Factor7 1.4 e - ISO Factor8 0.42 Y1 - ISO Factor9 1.61 Y2 - ISO Factor10 2.4 Cg - Geometry Factor11 0.216 Spacer Note Spacer shows standard nominal .01 radii, actual bearing may vary