8040 Chavenelle Road · Dubuque, IA 52002 · 563.583.3591

Spur Gears: custom made to your specifications, external and internal, fine and heavy pitch

Spur Helical GearsThe Adams Company manufactures external and internal spur gears to customer specifications in sizes up to 24” O.D., 15” I.D. and pitches ranging from 3 to 32. We manufacture both external (up to 24 in. diameter) and internal (up to 15 in. internal diameter) spur gears. These gears can be constructed from ferrous or non-ferrous materials that have splined, keyed or ground bores. We offer crown hobbing, grinding, and shaving. Gears can be manufactured with an integral shaft or bored. Heat treatment is optional.

  • External or internal types
  • Up to 24″ maximum external diameter, 1/2″ minimum
  • Up to 15″ maximum internal diameter, 5/8″ minimum
  • Pitches from 3 to 32
  • Crown hobbing
  • Shaved or unshaved teeth
  • With integral shaft or bored, with keys, splined or plain
  • Ferrous or non-ferrous materials including steel, hardened steel, stainless steel, cast iron and bronze
  • Heat treated or non-heat treated
  • Large or small quantity runs