RACH304, 358 kN Capacity, 100 mm Stroke, Aluminum Hollow Plunger Hydraulic Cylinder

Enerpac RACH304 is a lightweight aluminum hollow plunger hydraulic cylinder for single-acting applications in pushing, tensioning, and maintenance tasks. With a 30-ton (358 kN) capacity and 100 mm stroke, it operates at 10,000 psi, featuring a hollow bore for rods/cables, spring return, and hard anodized finish for corrosion resistance.

• Product Overview
  • Name: Enerpac RACH304 Aluminum Hollow Plunger Hydraulic Cylinder
  • Type: Single-acting, spring-return hollow plunger cylinder
  • Primary Applications: Pushing, tensioning, bolting, and maintenance in versatile industrial setups
  • Force Output: 30 tons (358 kN) nominal capacity
  • Stroke: 100 mm (3.94 in)
  • Retraction Mechanism: Spring return
  • Operating Pressure: Maximum 10,000 psi (700 bar)
  • Collapsed Height: 267 mm (10.52 in)
• Technical Specifications
  • Capacity (Advance): 30 tons (358 kN)
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Stroke: 100 mm (3.94 in)
  • Collapsed Height (A): 267 mm (10.52 in)
  • Extended Height (B): 367 mm (14.45 in)
  • Outside Diameter (D): 130 mm (5.12 in)
  • Bore Diameter (E): 95 mm (3.74 in)
  • Plunger Diameter (F): 70 mm (2.76 in)
  • Effective Area (Advance): 51 cm² (7.90 in²)
  • Oil Capacity (Advance): 511 cm³ (31.17 in³)
  • Weight: 9.5 kg (20.9 lbs)
  • Center Hole Diameter (Y): 34 mm (1.34 in)
  • Series: RACH Series Aluminum Hollow Plunger Cylinders
• Key Features
  • Hollow plunger design allows for both push and pull forces
  • Lightweight aluminum body for easy handling
  • Hard anodized finish for corrosion resistance
  • Relief valves prevent damage in case of over-pressurization
  • Collar threads enable easy fixturing
  • Includes CR-400 coupler and dust cap
  • Plunger wiper reduces contamination, extending cylinder life
  • Smooth hollow saddles are standard
  • Composite bearings increase cylinder life and side-load resistance