Tapered Roller Bearings - TS (Tapered Single) Imperial Timken 72219C - 72487

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 72000C Cone Part Number 72219C Cup Part Number 72487 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 2 3/16 in D - Cup Outer Diameter 4-7/8 in B - Cone Width 1.2910 in C - Cup Width 1.0000 in T - Bearing Width 1.4375 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 2.64 in db - Cone Backface Backing Diameter 3.15 in Da - Cup Frontface Backing Diameter 4.60 in Db - Cup Backface Backing Diameter 4.02 in Ab - Cage-Cone Frontface Clearance 0.2 in Aa - Cage-Cone Backface Clearance 0.15 in a - Effective Center Location3 0.08 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 12500 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 48200 lbf C0 - Static Radial Rating 46800 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 15800 lbf Factors K - Factor7 0.79 e - ISO Factor8 0.74 Y - ISO Factor9 0.81 G1 - Heat Generation Factor (Roller-Raceway) 57.4 G2 - Heat Generation Factor (Rib-Roller End) 15.9 Cg - Geometry Factor10 0.0825