BlackStar D40Q54 - Double Strand 40 Pitch Q Sprocket - 54 Tooth QD-JA so the Megadyne XPA1657 interchanges

so the Megadyne XPA1657 interchanges with Gates

The 4/D173 has a 1-1/4" width

Megadyne SPC2240 V-Belt

What is the Megadyne D264 used for

"mpn":"TB98571080"

BlackStar D40Q54 - Double Strand 40 Pitch Q Sprocket - 54 Tooth QD-JA so the Megadyne XPA1657 interchangesThe BlackStar D40Q54 is a 40 pitch double strand Q roller chain sprocket with 54 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number D40Q54 Chain Pitch 40 Number of Teeth 54 Bore Type Plain Bore Hub Style Q Strand Count Double Material Steel Outside Diameter 8. 89" Pitch Diameter 8. 599" Approx. Weight 14. 300 lbs Cross references: Browning D40Q54,