BlackStar 40BS53 1 1/4 K2S - 40 Pitch Finished Bore Sprocket - 53 Tooth - 1-1/4" Bore PowerGrip Timing Belt What is the temperature rating

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BlackStar 40BS53 1 1/4 K2S - 40 Pitch Finished Bore Sprocket - 53 Tooth - 1-1/4" Bore PowerGrip Timing Belt What is the temperature ratingThe BlackStar 40BS53 1 1 4 K2S is a 40 pitch Finished Bore roller chain sprocket with 53 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 1 4" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 40BS53 1 1 4 K2S Chain Pitch 40 Number of Teeth 53 Bore Size 1 1 4" Minimum Bore 5 8" Maximum Bore 1 1 2" Bore