Tapered Roller Bearings - TS (Tapered Single) Imperial Timken EE647220 - 647285

Описание

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft. Specifications Series 647000 Cone Part Number EE647220 Cup Part Number 647285 Design Unit Inch Cage Material Pin-Type Related Assembly Number(s) EE647220-902A2 Dimensions d - Bore 22 in D - Cup Outer Diameter 28.5000 in B - Cone Width 2.875 in C - Cup Width 2.2500 in T - Bearing Width 2.8750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.190 in r - Cup Backface "To Clear" Radius2 0.190 in da - Cone Frontface Backing Diameter 22.91 in db - Cone Backface Backing Diameter 23.15 in Da - Cup Frontface Backing Diameter 27.64 in Db - Cup Backface Backing Diameter 27.05 in Ab - Cage-Cone Frontface Clearance 0.21 in Aa - Cage-Cone Backface Clearance 0.26 in a - Effective Center Location3 2.54 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 89500 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 345000 lbf C0 - Static Radial Rating 773000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 75700 lbf Factors K - Factor7 1.18 e - ISO Factor8 0.49 Y - ISO Factor9 1.21 G1 - Heat Generation Factor (Roller-Raceway) 5590 G2 - Heat Generation Factor (Rib-Roller End) 804.2 Cg - Geometry Factor10 0.257