mₙ, β, and tooth counts → D, L, C.
Transverse module mₜ = mₙ / cos β, pitch diameter D = N·mₙ / cos β, lead L = πD / tan β, center distance C = mₙ(N₁ + N₂) / (2 cos β). Angle β in degrees.
- Transverse module mₜ2.0706 mm
- Pitch diameter D₁37.2699 mm
- Pitch diameter D₂74.5399 mm
- Lead L₁436.9745 mm
- Lead L₂873.9491 mm
- Center distance C55.9049 mm
Helical Gear Calculator helps you mₙ, β, and tooth counts → d, l, c. It is commonly used by domain specialists, operations teams, learners for helical gear, helix lead, transverse module.
Helical Gear Calculator
mₙ, β, and tooth counts → D, L, C.
- Runs entirely in your browser.
- For planning and education; verify critical decisions with qualified professionals.
Disclaimer: Specialty calculators provide rough estimates for planning and education, not professional engineering, tax, or legal advice.