---
title: "How is the spindle force calculated in a screw jack?"
url: "https://zimm.com/wiki/how-is-the-spindle-force-calculated-in-a-screw-jack/"
datePublished: "2025-08-22T06:06:49+00:00"
dateModified: "2025-11-17T13:39:01+00:00"
author: "jonathan-mildner"
lang: en
canonical: "https://zimm.com/wiki/how-is-the-spindle-force-calculated-in-a-screw-jack/"
markdown: "https://zimm.com/ai/wiki/how-is-the-spindle-force-calculated-in-a-screw-jack.md"
categories: "Questions and answers about our products, Screw jacks"
---

The spindle force in a screw jack is calculated by ZIMM based on the input torque, spindle pitch, efficiency, and gear ratio. ZIMM provides its own design tools for this purpose.