---
title: "50kN-50x8-Trapezoidal screw"
url: "https://zimm.com/product/50kn-50x8-trapezoidal-screw-za/"
datePublished: "2023-08-14T10:56:49+00:00"
dateModified: "2026-10-14T10:36:28+00:00"
author: ZIMM GmbH
lang: en
canonical: "https://zimm.com/product/50kn-50x8-trapezoidal-screw-za/"
markdown: "https://zimm.com/ai/product/50kn-50x8-trapezoidal-screw-za.md"
image: "https://zimm.com/wp-content/uploads/2023/08/za-50kn-trapezoidal-screw-50x8-1.png"
serie: za
product_title: "50kN-50x8-Trapezoidal screw | ZA-Series | Actuator"
categories: "ZA-Series | Actuator, Trapezoidal screw"
attributes: "Series: ZA; Size: 50 kN; Stroke per drive shaft rotation: 0.29, 1.14; Version: Trapezoidal Screw"
---

## Technical data

- Size: 50 kN
- Screw size standard: TR 50x8
- Nominal speed: 1500 rpm
- Max. drive shaft speed: 1800 rpm
- Housing material: GGG-50, corrosion-resistant
- Worm shaft: Steel, case-hardened, ground
- Material - cylinder tube: Steel
- Material - push tube: Steel, chrome-plated
- Weight of actuator: 31.5 kg
- Weight of screw/0.1m: 3.6 kg
- Gearbox lubrication: Synthetic fluid grease
- Screw lubrication: Grease lubrication
- Gearbox operating temperature: max. 60°C, higher on request
- Moment of inertia: N: 2.49 kg cm² / L: 1.73 kg cm²
- Input torque (at 1500 rpm): max. 31.5 Nm (N) / max. 10.4 Nm (L)
- Drive-through torque: max. 260 Nm

## Quality

ZIMM 50kN-50x8-Trapezoidal screw is manufactured at the headquarters of ZIMM GmbH in Lustenau. Development and manufacture are part of the ISO 9001:2015-certified processes for industrial actuators.