Tapered Roller Bearings - TS (Tapered Single) Imperial Timken 27684A - 27620RB

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 27600 Cone Part Number 27684A Cup Part Number 27620RB Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 3 in D - Cup Outer Diameter 4.9375 in B - Cone Width 1.0000 in C - Cup Width 0.7813 in T - Bearing Width 1.0001 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.03 in r - Cup Backface "To Clear" Radius2 0.06 in da - Cone Frontface Backing Diameter 3.31 in db - Cone Backface Backing Diameter 3.35 in Da - Cup Frontface Backing Diameter 4.75 in Db - Cup Backface Backing Diameter 4.53 in Ab - Cage-Cone Frontface Clearance 0.09 in Aa - Cage-Cone Backface Clearance 0.05 in a - Effective Center Location3 0.02 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 6450 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 24900 lbf C0 - Static Radial Rating 39900 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 4590 lbf Factors K - Factor7 1.4 e - ISO Factor8 0.42 Y - ISO Factor9 1.44 G1 - Heat Generation Factor (Roller-Raceway) 98.2 G2 - Heat Generation Factor (Rib-Roller End) 41.8 Cg - Geometry Factor10 0.120