BlackStar 80BS48 1 5/8 K2S - 80 Pitch Finished Bore Sprocket - 48 Tooth - 1-5/8" Bore Banded What is the temperature rating

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BlackStar 80BS48 1 5/8 K2S - 80 Pitch Finished Bore Sprocket - 48 Tooth - 1-5/8" Bore Banded What is the temperature ratingThe BlackStar 80BS48 1 5 8 K2S is a 80 pitch Finished Bore roller chain sprocket with 48 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 5 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 80BS48 1 5 8 K2S Chain Pitch 80 Number of Teeth 48 Bore Size 1 5 8" Minimum Bore 1 3 8" Maximum Bore 2 15 16"