BlackStar 50BS45 1 K2S - 50 Pitch Finished Bore Sprocket - 45 Tooth - 1" Bore Medium-Duty Pillow Block Prefer our D&D Global equivalent:

Prefer our D&D Global equivalent: XPZ2650 Cogged V-Belt

Prefer our D&D Global equivalent: SPB4900 V-Belt

270H150US is a standardized industry size

com/s/files/1/0666/7721/products/HTD_Sprockets_152631dc-dffe-4a01-92e5-cbed4e84fc4d

so the Megadyne CX240 interchanges with Gates

BlackStar 50BS45 1 K2S - 50 Pitch Finished Bore Sprocket - 45 Tooth - 1" Bore Medium-Duty Pillow Block Prefer our D&D Global equivalent:The BlackStar 50BS45 1 K2S is a 50 pitch Finished Bore roller chain sprocket with 45 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS45 1 K2S Chain Pitch 50 Number of Teeth 45 Bore Size 1" Minimum Bore 3 4" Maximum Bore 1 15 16" Bore Type Finished