Number of Teeth (Chordal Action)Nom. Pitch DiameterNom. Outer DiameterNom. Hub WidthAvailable Bore Sizes
inmminmminmmRound in1Square inRound mm1Square mm
10 (4.89%)6.51656.21571.538 1.5 40
12 (3.41%)7.71967.51911.538 1.5, 2.5 40, 60
16 (1.92%)10.326210.12571.538
  • Available in natural, FDA-compliant, ultra abrasion-resistant polyurethane
  • When using these sprockets, the belt strength for belts rated over 750 lbf/ft (10,900 N/m) is de-rated to 750 lbf/ft (10,900 N/m). All other belts maintain their published rating.
  • Temperature range -40°F to 160°F (-40°C to 70°C).
  • U.S. key sizes on round bore sprockets are based on ANSI standard B17.1-1967 (R1989) and metric key sizes are based on DIN standard 6885.
  • Contact Intralox Customer Service for availability of polyurethane sprockets.
  1. U.S. key sizes on round bore sprockets are based on ANSI standard B17.1-1967 (R1989) and metric key sizes are based on DIN standard 6885.