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Spring Mass Natural Frequency Calculator

Calculate undamped natural frequency from a single degree of freedom mass and linear spring stiffness.

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fₙ = (1/2π)√(k/m); assumes a linear, undamped, single-degree-of-freedom oscillator.

A QUICK WALKTHROUGH

How to use this tool

  1. Enter values in the displayed units.
  2. Review the model assumptions and formula.
  3. Calculate locally in your browser.

Model and assumptions

fₙ = (1/2π)√(k/m); assumes a linear, undamped, single-degree-of-freedom oscillator. This calculation is not a machine safety, structural, or equipment approval.

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Values are processed locally in this browser.

GOOD TO KNOW

Common questions

Does this assess resonance safety?

No. It evaluates the stated idealized model only.