No. of TeethNom. Pitch Dia. inNom. Pitch Dia. mmNom. Outer Dia. inNom. Outer Dia. mmNom. Hub Width inNom. Hub Width mmAvailable Bore Sizes
U.S. SizesMetric Sizes
Round inSquare inRound mmSquare mm
61, 232.0511.9481.022521 25
1043.2813.2811.0251 25
1.5 40
123.9993.8971.025 1.5 40
206.41636.41621.025 1.5 40
  1. Not compatible with ThermoLace HDE

  2. Nominal tooth width is 1 in (25.4 mm); nominal hub width is 0.7 in (17.8 mm). ThermoDrive sprocket drawings can be found on the Intralox website for further reference.

  3. Not compatible with 1 in round bore Heavy-Duty Split Retainer Rings

  4. Not compatible with Stainless Steel Heavy-Duty Split Retainer Rings