Tapered Roller Bearings - TS (Tapered Single) Metric Timken XAA32009X - Y32009X

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 32009X Cone Part Number XAA32009X Cup Part Number Y32009X Design Unit Metric Cage Material Stamped Steel Related Assembly Number(s) XAA32009X-90KB4 Dimensions d - Bore 45 mm D - Cup Outer Diameter 75 mm B - Cone Width 20.000 mm C - Cup Width 15.500 mm T - Bearing Width 20.000 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 3.050 mm r - Cup Backface "To Clear" Radius2 1.02 mm da - Cone Frontface Backing Diameter 51 mm db - Cone Backface Backing Diameter 57 mm Da - Cup Frontface Backing Diameter 71.90 mm Db - Cup Backface Backing Diameter 68.07 mm Ab - Cage-Cone Frontface Clearance 2.5 mm Aa - Cage-Cone Backface Clearance 0.3 mm a - Effective Center Location3 -3.3 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 20400 N C1 - Dynamic Radial Rating (1 million revolutions)5 78700 N C0 - Static Radial Rating 84300 N Ca90- Dynamic Thrust Rating (90 million revolutions)6 13700 N Factors K - Factor7 1.49 e - ISO Factor8 0.39 Y - ISO Factor9 1.53 G1 - Heat Generation Factor (Roller-Raceway) 28.7 G2 - Heat Generation Factor (Rib-Roller End) 16.2 Cg - Geometry Factor10 0.0788