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  • August 25, 2026

JWM025 Trapezoidal Spiral Jack - Model Code Description and Installation Method

JWM025-UR-AH100PI Trapezoidal Screw Jack – Model Code Explained & Mounting Guide

The JWM025-UR-AH100PI is a JWM series trapezoidal screw jack with 2.5-ton (24.5 kN) load capacity. This model features the traveling nut (UR) design – the screw rotates in place while the nut moves along it.

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Electric Motor Screw JacksInstallation Notes

Screw rotates – ensure proper bearing support for long strokes

Load connects to moving nut – not the screw

Specify nut orientation when ordering

Self-locking – holds load without brake under normal conditions 

Gear Reducer

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