BlackStar BK55 1/2 STL - Fixed Bore Sheave - 1/2" Bore Sprocket "gtin12":"072053766479"} Recommended Alternative

"gtin12":"072053766479"} Recommended Alternative

"name":"D&D Global 100AT10/920US Timing Belt — AT10 Section

"mpn":"TB072053476569"

Specifications Part Number 60BS42 1 3/8 K2S Chain Pitch 60 Number of Teeth 42 Bore Size 1-3/8" Minimum Bore 1" Maximum Bore 2-7/16" Bore Type Finished Bore (Keyway + Set Screws) Hub Style Finished Bore Strand Count Single Material Steel Outside Diameter 10

What does the AT5US in 25AT5/280US mean

BlackStar BK55 1/2 STL - Fixed Bore Sheave - 1/2" Bore Sprocket "gtin12":"072053766479"} Recommended AlternativeThe BlackStar BK55 1 2 STL is a 1 groove fixed bore sheave for B section belts, manufactured from cast iron. Features a 1 2" finished bore with keyway and set screws for direct shaft mounting. Specifications Part Number BK55 1 2 STL Product Type Fixed Bore Sheave Number of Grooves 1 Belt Profile B Bore Size 1 2" Material Cast Iron Approx. Weight 2. 575 lbs Cross references: Browning BK55 1 2 STL, Martin BK55 1 2 STL, Maska BK55 1 2 STL Compatible