RACL306 309 kN Capacity, 150 mm Stroke, Aluminum Lock Nut Hydraulic Cylinder

Enerpac RACL306 is a lightweight, single-acting aluminum lock nut hydraulic cylinder designed for safe, long-term load holding in industrial lifting, maintenance, and construction applications. With a 34.2-ton (309 kN) capacity and 150 mm stroke, this spring-return model operates at up to 10,000 psi, featuring a mechanical lock nut for secure positioning, hardened steel stop ring for side-load resistance, and a hard anodized finish for corrosion protection, ensuring reliability and ease of use in demanding environments.

• Product Overview
  • Name: Enerpac RACL306 Aluminum Lock Nut Hydraulic Cylinder
  • Type: Single-acting, spring-return lock nut cylinder
  • Primary Applications: Lifting, load holding, and maintenance tasks requiring mechanical safety locks
  • Force Output: 34.2 tons (309 kN)
  • Stroke: 150 mm (5.91 in)
  • Retraction Mechanism: Spring return
  • Operating Pressure: Maximum 10,000 psi (700 bar)
  • Collapsed Height: 331 mm (13.03 in)
• Technical Specifications
  • Capacity: 34.2 tons (309 kN)
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Stroke: 150 mm (5.91 in)
  • Collapsed Height (A): 331 mm (13.03 in)
  • Extended Height (B): 481 mm (18.94 in)
  • Outside Diameter (D): 100 mm (3.94 in)
  • Bore Diameter (E): 75 mm (2.95 in)
  • Plunger Diameter (F): 60 mm (2.36 in)
  • Effective Area (Advance): 44.2 cm² (6.85 in²)
  • Oil Capacity (Advance): 663 cm³ (40.45 in³)
  • Weight: 6.5 kg (14.3 lbs)
  • Series: RACL Series Aluminum Lock Nut Cylinders
• Key Features
  • Lightweight aluminum construction for easy handling and portability
  • Mechanical lock nut enables safe load holding for extended periods without hydraulic pressure
  • Hardened steel stop ring increases resistance to side-loads up to 10%
  • Hard anodized finish provides superior corrosion resistance
  • Grooved plunger end allows for easy mounting of tilt saddles
  • Built-in relief valve prevents over-pressurization
  • Chrome-plated plunger for smooth operation and reduced wear
  • Includes CR-400 coupler and dust cap
  • Plunger wiper reduces contamination for longer service life