Tapered Roller Bearings - TS (Tapered Single) Imperial Timken 18790 - 18723

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 18700 Cone Part Number 18790 Cup Part Number 18723 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 2 in D - Cup Outer Diameter 3 1/2 in B - Cone Width 0.6875 in C - Cup Width 0.6563 in T - Bearing Width 0.8125 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.050 in da - Cone Frontface Backing Diameter 2.2 in db - Cone Backface Backing Diameter 2.44 in Da - Cup Frontface Backing Diameter 3.27 in Db - Cup Backface Backing Diameter 3.07 in Ab - Cage-Cone Frontface Clearance 0.09 in Aa - Cage-Cone Backface Clearance 0.02 in a - Effective Center Location3 -0.03 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 3190 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 12300 lbf C0 - Static Radial Rating 15200 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 2210 lbf Factors K - Factor7 1.44 e - ISO Factor8 0.41 Y - ISO Factor9 1.48 G1 - Heat Generation Factor (Roller-Raceway) 28.6 G2 - Heat Generation Factor (Rib-Roller End) 21.5 Cg - Geometry Factor10 0.0789