Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount) Timken 3979 - 3920 (Y4S-3920)

Описание

Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount) Specifications Cone Part Number 3979 Cup Part Number 3920 Related Assembly Number(s) 3979-902A2 Outer Spacer Part Number Y4S-3920 Design Unit Inch Dimensions d - Bore 2 1/4 in D - Cup Outer Diameter 4-7/16 in T - Width 2.375 in B - Width 2.366 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.02 in r - Cup Backface "To Clear" Radius2 0.130 in db - Cone Backface Backing Diameter 2.83 in Da - Cup Frontface Backing Diameter 4.18 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)3 8090 lbf C1 - Dynamic Radial Rating (1 million revolutions)4 54300 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)5 5570 lbf C90(2)- Dynamic Radial Rating (Two-Row, 90 million revolutions)6 14100 lbf Factors K - Factor7 1.45 e - ISO Factor8 0.4 Y1 - ISO Factor9 1.68 Y2 - ISO Factor10 2.5