Tapered Roller Bearings - TS (Tapered Single) Metric Timken XFA30309M - Y30309M

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 30309M Cone Part Number XFA30309M Cup Part Number Y30309M Design Unit Metric Cage Material Stamped Steel Dimensions d - Bore 47.500 mm D - Cup Outer Diameter 100 mm B - Cone Width 25.000 mm C - Cup Width 22.000 mm T - Bearing Width 27.250 mm Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 2.030 mm r - Cup Backface "To Clear" Radius2 1.52 mm da - Cone Frontface Backing Diameter 58 mm db - Cone Backface Backing Diameter 61 mm Da - Cup Frontface Backing Diameter 93.00 mm Db - Cup Backface Backing Diameter 88.90 mm Ab - Cage-Cone Frontface Clearance 3.6 mm Aa - Cage-Cone Backface Clearance -0.5 mm a - Effective Center Location3 -6.1 mm Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 33500 N C1 - Dynamic Radial Rating (1 million revolutions)5 129000 N C0 - Static Radial Rating 139000 N Ca90- Dynamic Thrust Rating (90 million revolutions)6 19800 N Factors K - Factor7 1.69 e - ISO Factor8 0.35 Y - ISO Factor9 1.74 G1 - Heat Generation Factor (Roller-Raceway) 41.9 G2 - Heat Generation Factor (Rib-Roller End) 18.4 Cg - Geometry Factor10 0.0851