Tapered Roller Bearings - 2TS-IM (Matched Bearing Assembly, Indirect Mount) Timken 78250 - 78537 (X7S-78250 - Y17S-493)

Описание

Tapered Roller Bearings - 2TS-IM (Matched Bearing Assembly, Indirect Mount) Specifications Cone Part Number 78250 Cup Part Number 78537 Inner Spacer Part Number X7S-78250 Outer Spacer Part Number Y17S-493 Design Unit Inch Dimensions d - Bore 2 1/2 in D - Cup Outer Diameter 5.3750 in T - Width 2.9365 in C - Width 2.1125 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.09 in r - Cup Backface "To Clear" Radius2 0.030 in db - Cone Backface Backing Diameter 3.35 in Da - Cup Frontface Backing Diameter 5.16 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)3 11800 lbf C1 - Dynamic Radial Rating (1 million revolutions)4 79300 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)5 17500 lbf C90(2)- Dynamic Radial Rating (Two-Row, 90 million revolutions)6 20600 lbf Factors K - Factor7 0.67 e - ISO Factor8 0.87 Y1 - ISO Factor9 0.78 Y2 - ISO Factor10 1.16