RACH1004 1157 kN Capacity, 100 mm Stroke, Aluminum Hollow Plunger Hydraulic Cylinder

Enerpac RACH1004 is a lightweight, single-acting aluminum hollow plunger hydraulic cylinder engineered for pushing, tensioning, and maintenance in confined spaces, providing superior portability over steel equivalents. With a 127.5-ton (1157 kN) capacity and 100 mm stroke, this spring-return model operates reliably at up to 10,000 psi, featuring a central hollow bore for rods or cables, hard anodized finish for corrosion resistance, and composite bearings for enhanced side-load protection, ensuring efficient performance in industrial applications.

• Product Overview
  • Name: Enerpac RACH1004 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: 127.5 tons (1157 kN) nominal capacity
  • Stroke: 100 mm (3.94 in)
  • Retraction Mechanism: Spring return
  • Operating Pressure: Maximum 10,000 psi (700 bar)
  • Collapsed Height: 325 mm (12.8 in)
• Technical Specifications
  • Capacity (Advance): 127.5 tons (1157 kN)
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Stroke: 100 mm (3.94 in)
  • Collapsed Height (A): 325 mm (12.8 in)
  • Extended Height (B): 425 mm (16.74 in)
  • Outside Diameter (D): 250 mm (9.84 in)
  • Bore Diameter (E): 185 mm (7.28 in)
  • Plunger Diameter (F): 145 mm (5.71 in)
  • Effective Area (Advance): 143 cm² (22.16 in²)
  • Oil Capacity (Advance): 1,430 cm³ (87.3 in³)
  • Weight: 39.8 kg (87.8 lbs)
  • Base to Advance Port (H): 61 mm (2.41 in)
  • Center Hole Diameter (Y): 79 mm (3.11 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