1764-14M-40 Timing Belt S8M Pitch What does the AT5US in

What does the AT5US in 16AT5/710US mean

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1764-14M-40 Timing Belt S8M Pitch What does the AT5US in1764 14M 40 Timing Belt The 1764 14M 40 is a timing belt from D&D Global's Dura Sync Torque 14M Series line. It transmits power positively with no slip, holding timing between shafts on synchronous drives. Specification Value Part Number 1764 14M 40 Belt Type Timing Belt Tooth Profile 14M HTD (curvilinear) Tooth Pitch 14 mm Number of Teeth 126 Belt Width 40 mm Pitch Length 1764 mm (Pitch Length) Construction Chloroprene (Neoprene), Fiberglass cord,