---
title: "What is the function of the flange nut in a screw jack?"
url: "https://zimm.com/wiki/what-is-the-function-of-the-flange-nut-in-a-screw-jack/"
datePublished: "2025-07-25T06:34:46+00:00"
dateModified: "2026-06-29T06:07:39+00:00"
author: Jonathan Mildner
lang: en
canonical: "https://zimm.com/wiki/what-is-the-function-of-the-flange-nut-in-a-screw-jack/"
markdown: "https://zimm.com/ai/wiki/what-is-the-function-of-the-flange-nut-in-a-screw-jack.md"
categories: "Questions and answers about our products, Accessories"
---

The [flange nut](https://zimm.com/product/flange-nut-fm/) is the key component for converting rotary motion into linear motion. It carries the load and defines the current stroke position. Depending on the type, it influences the system’s precision and load capacity.

- Load transmission and stroke control
- Central drive component
- Precision-critical function

https://youtu.be/LAiykPtcZBA

## Videos

### Funktionsweise | Rotierende und stehende Spindel bei Hubgetrieben

In this video, viewers will explore the operation of rotating and stationary spindles in screw jacks, highlighting the crucial role of the flange nut in load transmission and stroke control.

- [Watch on YouTube](https://www.youtube.com/watch?v=LAiykPtcZBA)