Tapered Roller Bearings - Single Cones - Metric Timken XBA32308-B

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 32308-B Cone Part Number XBA32308-B Design Units METRIC Cage Type Stamped Steel C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 273000 N C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 70800 N Full Timken Part Number 32308 Dimensions d - Cone Bore 40 mm B - Cone Width 33.500 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius3 2.030 mm da - Cone Frontface Backing Diameter 49 mm db - Cone Backface Backing Diameter 58 mm Ab - Cage-Cone Frontface Clearance 3.3 mm Aa - Cage-Cone Backface Clearance 2.8 mm a - Effective Center Location4 -7.4 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)5 40700 N C1 - Dynamic Radial Rating (1 million revolutions)6 157000 N C0 - Static Radial Rating 160000 N Ca90- Dynamic Thrust Rating (90 million revolutions)7 38000 N Factors K - Factor8 1.07 G1 - Heat Generation Factor (Roller-Raceway) 38.1 G2 - Heat Generation Factor (Rib-Roller End) 14 Cg - Geometry Factor9 0.0966