Конический роликоподшипник Timken NA456SW (одиночное внутреннее кольцо с роликами, дюймовые размеры)
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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 455 Cone Part Number NA456SW Design Units Imperial Cage Type Stamped Steel Dimensions d - Cone Bore 2 in B - Cone Width 1.4688 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in da - Cone Frontface Backing Diameter 0 in db - Cone Backface Backing Diameter 2.56 in Ab - Cage-Cone Frontface Clearance -0.05 in Aa - Cage-Cone Backface Clearance 0.26 in a - Effective Center Location2 -0.46 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)3 7900 lbf C1 - Dynamic Radial Rating (1 million revolutions)4 30500 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)5 4540 lbf Factors K - Factor6 1.74 G1 - Heat Generation Factor (Roller-Raceway) 58.6 G2 - Heat Generation Factor (Rib-Roller End) 17.1