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Mechanical Engineering

Pitch diameter for helical gear Calculator

Mechanical Engineering

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Pitch diameter for helical gear

Equation and meaning

\[d = \frac{z \cdot m_{n}}{cos}\]

Pitch circular diameter for helical gear

Variables in this formula

cos — Cos
Enter this value unless it is the selected unknown.
d — Distance
Distance SI unit: m
m_n — M N
Enter this value unless it is the selected unknown.
z — Z
Enter this value unless it is the selected unknown.

How to use this calculator

  1. Leave one value emptyThe empty field is automatically treated as the unknown.
  2. Enter known values and unitsChoose N, kgf, dyn, SI or another compatible unit when available.
  3. Review the automatic answerThe result appears immediately and is substituted back into the formula to check the residual.
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