BlackStar 2BK40 5/8 STL - Fixed Bore Sheave - 5/8" Bore 3.11/16" What is 150T5/250US used for

What is 150T5/250US used for

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and Jason Industrial 8/3V1320

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BlackStar 2BK40 5/8 STL - Fixed Bore Sheave - 5/8" Bore 3.11/16" What is 150T5/250US used forThe BlackStar 2BK40 5 8 STL is a 2 groove fixed bore sheave for B section belts, manufactured from cast iron. Features a 5 8" finished bore with keyway and set screws for direct shaft mounting. Specifications Part Number 2BK40 5 8 STL Product Type Fixed Bore Sheave Number of Grooves 2 Belt Profile B Bore Size 5 8" Material Cast Iron Approx. Weight 2. 975 lbs Cross references: Browning 2BK40 5 8 STL, Martin 2BK40 5 8 STL, Maska 2BK40 5 8 STL Compatible