BlackStar 200A12 X 2.875 BORE - 200 Pitch A-Plate Sprocket - 12 Tooth Spindle Bearing What is the temperature rating

What is the temperature rating of 7/B53

5" Length 70

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BlackStar 200A12 X 2.875 BORE - 200 Pitch A-Plate Sprocket - 12 Tooth Spindle Bearing What is the temperature ratingThe BlackStar 200A12 X 2. 875 BORE is a 200 pitch A Plate roller chain sprocket with 12 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number 200A12 X 2. 875 BORE Chain Pitch 200 Number of Teeth 12 Bore Type Plain Bore Hub Style A Plate Strand Count Single Material Steel Outside Diameter 10. 83" Pitch Diameter 9. 660" Approx. Weight 24. 0 lbs Cross