Tapered Roller Bearings - Single Cups - Metric Timken Y30230M
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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 30230M Cup Part Number Y30230M Design Units METRIC Full Timken Part Number 30230 Dimensions D - Cup Outer Diameter 270 mm C - Cup Width 38 mm Abutment and Fillet Dimensions r - Cup Backface "To Clear" Radius1 3.05 mm Da - Cup Frontface Backing Diameter 250.44 mm Db - Cup Backface Backing Diameter 245.11 mm Factors K - Factor2 1.34 e - ISO Factor3 0.44 Y - ISO Factor4 1.38 G1 - Heat Generation Factor (Roller-Raceway) 407 G2 - Heat Generation Factor (Rib-Roller End) 78.5 Cg - Geometry Factor5 0.125