BlackStar 8-5V1180F - QD Sheave Timing Pulleys - Trapezoidal The BX40 is rated for

The BX40 is rated for continuous operation from -40°F to 230°F

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1250-5M-15 has a 5 mm tooth pitch

so the BB94 interchanges with Gates BB94

com/s/files/1/0666/7721/files/Banded_VF_Belts_9970aa85-34af-4a00-bd30-54c87c55e9cd

BlackStar 8-5V1180F - QD Sheave Timing Pulleys - Trapezoidal The BX40 is rated forThe BlackStar 8 5V1180F is a 8 groove qd sheave for 5V section belts, manufactured from cast iron. Requires a QD Type F Bushing (sold separately). Specifications Part Number 8 5V1180F Product Type QD Sheave Number of Grooves 8 Belt Profile 5V Outside Diameter 11. 80" Bushing Required QD Type F Bushing Material Cast Iron Approx. Weight 71. 000 lbs Pitch Diameter 11. 8" Compatible Belts 5V Bushing Required This sheave requires a QD Type F Bushing to