Tapered Roller Bearings - Single Cones - Metric Timken X31328X

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 31328X Cone Part Number X31328X Design Units METRIC Cage Type Stamped Steel C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 1570000 N C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 406000 N Full Timken Part Number 31328 Dimensions d - Cone Bore 140 mm B - Cone Width 70 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius3 5 mm da - Cone Frontface Backing Diameter 171 mm db - Cone Backface Backing Diameter 199 mm Ab - Cage-Cone Frontface Clearance 9.7 mm Aa - Cage-Cone Backface Clearance 16.5 mm a - Effective Center Location4 16.5 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)5 233000 N C1 - Dynamic Radial Rating (1 million revolutions)6 900000 N C0 - Static Radial Rating 1020000 N Ca90- Dynamic Thrust Rating (90 million revolutions)7 330000 N Factors K - Factor8 0.71 G1 - Heat Generation Factor (Roller-Raceway) 424.5 G2 - Heat Generation Factor (Rib-Roller End) 45.2 Cg - Geometry Factor9 0.129