RRH1003 931 kN Capacity, 76 mm Stroke, Double-Acting, Hollow Plunger Hydraulic Cylinder

Enerpac RRH1003 is a versatile double-acting hollow plunger hydraulic cylinder designed for both pushing and pulling applications in industrial maintenance, construction, and tensioning tasks. With a 103-ton (931 kN) advance capacity and 76 mm stroke, it features a central hollow bore for passing rods or cables, enabling fast hydraulic retraction and operating at up to 10,000 psi, with protective features like relief valves and a corrosion-resistant finish for durability in demanding environments.

• Product Overview
  • Name: Enerpac RRH1003 Double-Acting Hollow Plunger Hydraulic Cylinder
  • Type: Double-acting, hollow plunger cylinder
  • Primary Applications: Pushing, pulling, tensioning, and bolting in versatile industrial setups
  • Force Output: 103 tons (931 kN) nominal advance capacity
  • Stroke: 76 mm (3 in)
  • Retraction Mechanism: Hydraulic return
  • Operating Pressure: Maximum 10,000 psi (700 bar)
  • Collapsed Height: 254 mm (10 in)
• Technical Specifications
  • Capacity (Advance): 103 tons (931 kN)
  • Capacity (Retract): 68 tons (605 kN)
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Stroke: 76 mm (3 in)
  • Collapsed Height (A): 254 mm (10 in)
  • Extended Height (B): 330 mm (13 in)
  • Outside Diameter (D): 213 mm (8.38 in)
  • Bore Diameter (E): 165 mm (6.5 in)
  • Plunger Diameter (F): 127 mm (5 in)
  • Effective Area (Advance): 133 cm² (20.63 in²)
  • Effective Area (Retract): 87.4 cm² (13.54 in²)
  • Oil Capacity (Advance): 1,011 cm³ (61.67 in³)
  • Oil Capacity (Retract): 664 cm³ (40.52 in³)
  • Weight: 61 kg (135 lbs)
  • Center Hole Diameter (Y): 79 mm (3.13 in)
  • Base to Advance Port (H): 38 mm (1.5 in)
  • Series: RRH Series Double-Acting Hollow Plunger Cylinders
• Key Features
  • Double-acting operation for fast retraction
  • Hollow plunger allows for both pull and push forces
  • Nickel-plated, floating center tube increases product life
  • Relief valves prevent damage in case of over-pressurization
  • Baked enamel finish for increased corrosion resistance
  • Collar threads enable easy fixturing
  • Includes CR-400 couplers and dust caps
  • Plunger wiper reduces contamination, extending cylinder life
  • Smooth hollow saddles are standard