BlackStar BK85 3/4 - Fixed Bore Sheave - 3/4" Bore Variable The 9/3V530 has a 3/8"

The 9/3V530 has a 3/8" width

a 40° sheave angle and a 357 in (Outside Circumference)

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What is the temperature rating of 6/C140

The BlackStar H120A24S is a 120 pitch A-Plate roller chain sprocket with 24 teeth

BlackStar BK85 3/4 - Fixed Bore Sheave - 3/4" Bore Variable The 9/3V530 has a 3/8"The BlackStar BK85 3 4 is a 1 groove fixed bore sheave for B section belts, manufactured from cast iron. Features a 3 4" finished bore with keyway and set screws for direct shaft mounting. Specifications Part Number BK85 3 4 Product Type Fixed Bore Sheave Number of Grooves 1 Belt Profile B Bore Size 3 4" Material Cast Iron Approx. Weight 4. 4 lbs Cross references: Browning BK85 3 4, Martin BK85 3 4, Maska BK85 3 4 Compatible Components Matched V Belts