BlackStar H140A26 - 140 Pitch A-Plate Sprocket - 26 Tooth BB com/s/files/1/0666/7721/products/QD_Sheave_54ee92a2-32e8-4bb6-85d3-326619b9bda8

com/s/files/1/0666/7721/products/QD_Sheave_54ee92a2-32e8-4bb6-85d3-326619b9bda8

"mpn":"Bando-B47KC"

com/s/files/1/0666/7721/products/3V_5V_8V_banded_wrapped_belts_1e99cd31-1906-4644-b539-747e78c6aa37

so the Megadyne 2/3V630 interchanges with Gates

BlackStar H140A26 - 140 Pitch A-Plate Sprocket - 26 Tooth BB com/s/files/1/0666/7721/products/QD_Sheave_54ee92a2-32e8-4bb6-85d3-326619b9bda8The BlackStar H140A26 is a 140 pitch A Plate roller chain sprocket with 26 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number H140A26 Chain Pitch 140 Number of Teeth 26 Bore Type Plain Bore Hub Style A Plate Strand Count Single Material Steel Hardened Teeth Yes Outside Diameter 15. 46" Pitch