Tapered Roller Bearings - TS (Tapered Single) Imperial Timken EH220749 - EH220710

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 EH220700 Cone Part Number EH220749 Cup Part Number EH220710 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 3 3/4 in D - Cup Outer Diameter 7.875 in B - Cone Width 2.875 in C - Cup Width 2.3125 in T - Bearing Width 2.8750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.13 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 4.55 in db - Cone Backface Backing Diameter 4.72 in Da - Cup Frontface Backing Diameter 7.40 in Db - Cup Backface Backing Diameter 6.97 in Ab - Cage-Cone Frontface Clearance 0.13 in Aa - Cage-Cone Backface Clearance 0.2 in a - Effective Center Location3 -0.97 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 41700 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 161000 lbf C0 - Static Radial Rating 204000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 22800 lbf Factors K - Factor7 1.83 e - ISO Factor8 0.32 Y - ISO Factor9 1.88 G1 - Heat Generation Factor (Roller-Raceway) 306 G2 - Heat Generation Factor (Rib-Roller End) 26.2 Cg - Geometry Factor10 0.111