Tapered Roller Bearings - Single Cones - Metric Timken XAA32028XM

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 32028XM Cone Part Number XAA32028XM Design Units METRIC Cage Type Stamped Steel C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 685000 N C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 177000 N Full Timken Part Number 32028X Dimensions d - Cone Bore 140 mm B - Cone Width 45 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius3 6.600 mm da - Cone Frontface Backing Diameter 151 mm db - Cone Backface Backing Diameter 158 mm Ab - Cage-Cone Frontface Clearance 3 mm Aa - Cage-Cone Backface Clearance 3 mm a - Effective Center Location4 1.4 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)5 102000 N C1 - Dynamic Radial Rating (1 million revolutions)6 393000 N C0 - Static Radial Rating 644000 N Ca90- Dynamic Thrust Rating (90 million revolutions)7 80000 N Factors K - Factor8 1.27 G1 - Heat Generation Factor (Roller-Raceway) 374.2 G2 - Heat Generation Factor (Rib-Roller End) 108.2 Cg - Geometry Factor9 0.125