Tapered Roller Bearings - TS (Tapered Single) Imperial Timken 495XA - 494A

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 495 Cone Part Number 495XA Cup Part Number 494A Design Unit Inch Cage Material Stamped Steel Note This part has a non-standard shoulder design. Please email customer CAD for shoulder details to ensure the proper design of mating components. Dimensions d - Bore 3 1/4 in D - Cup Outer Diameter 5.6875 in B - Cone Width 1.1720 in C - Cup Width 0.8750 in T - Bearing Width 1.1876 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.280 in r - Cup Backface "To Clear" Radius2 0.06 in da - Cone Frontface Backing Diameter 3.54 in db - Cone Backface Backing Diameter 4.09 in Da - Cup Frontface Backing Diameter 5.19 in Db - Cup Backface Backing Diameter 5.00 in Ab - Cage-Cone Frontface Clearance 0.12 in Aa - Cage-Cone Backface Clearance 0.07 in a - Effective Center Location3 -0.03 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 9000 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 34700 lbf C0 - Static Radial Rating 48600 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 6850 lbf Factors K - Factor7 1.31 e - ISO Factor8 0.44 Y - ISO Factor9 1.35 G1 - Heat Generation Factor (Roller-Raceway) 104.6 G2 - Heat Generation Factor (Rib-Roller End) 29.3 Cg - Geometry Factor10 0.125