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  • August 16, 2026

SWL50T Self-Locking Screw Jack – Assembly Type, Structure Type & Shaft Orientation Diagram


SWL50T Self-Locking Screw Jack – Assembly Type, Structure Type & Shaft Orientation

The SWL50T screw jack is a self-locking worm gear screw lift with 50 ton (500 kN) load capacity. It is available in multiple structure types, assembly types, and shaft orientation configurations to match your specific application requirements

SWL-50T Jack Assembly Drawing

Output configurations:

Type A: Screw work end at top – upward pushing

Type B: Screw work end at lower side – downward pulling

Key Specifications

ParameterValue
Max Lifting Force500 kN (50 tons)
Max Pulling Force500 kN
Screw ThreadTr120×20
Reduction Ratios10.66:1 / 32:1
Max Input Speed1,500 r/min
Self-lockingYes (static condition)
Selection Guide
  1. Choose Structure Type: Type 1 for vertical lifting with screw movement; Type 2 for compact designs with nut movement

  2. Choose Assembly Type: Type A for upward lifting; Type B for downward pushing

  3. Choose Shaft Orientation: Left, right, or dual-side input based on motor position

  4. Specify Stroke: Custom stroke available per your requirements

Need help with selection? Send us your load, stroke, speed, and mounting preference – our engineering team responds within 24 hours.

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