BlackStar D100A19Q - Double Strand 100 Pitch A-Plate Sprocket - 19 Tooth HUS Section so a 255L050US from any

so a 255L050US from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

so the Megadyne 4/D360 interchanges with Gates

"mpn":"TB072053676082"

The Gates QD6/3V33

"name":"Gates 11/C315 Hi-Power II PowerBand V-Belts 909411315"

BlackStar D100A19Q - Double Strand 100 Pitch A-Plate Sprocket - 19 Tooth HUS Section so a 255L050US from anyThe BlackStar D100A19Q is a 100 pitch double strand A Plate roller chain sprocket with 19 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number D100A19Q Chain Pitch 100 Number of Teeth 19 Bore Type Plain Bore Hub Style A Plate Strand Count Double Material Steel Outside Diameter 8. 24" Pitch Diameter 7. 594" Approx. Weight 14. 700 lbs Cross references: