BlackStar H35BTL30 - 35 Pitch Taper Lock Sprocket - 30 Tooth Food Grade What does the T5US in

What does the T5US in 10T5/1400US mean

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BlackStar H35BTL30 - 35 Pitch Taper Lock Sprocket - 30 Tooth Food Grade What does the T5US inThe BlackStar H35BTL30 is a 35 pitch Taper Lock roller chain sprocket with 30 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a Taper Lock Bushing (sold separately). Specifications Part Number H35BTL30 Chain Pitch 35 Number of Teeth 30 Bore Type Taper Lock Hub Style Taper Lock Bushing Required