RR308 295 kN Capacity, 209 mm Stroke, Double-Acting, General Purpose Hydraulic Cylinder

Enerpac RR308 is a versatile double-acting general-purpose hydraulic cylinder designed for pushing and pulling applications in industrial maintenance, construction, and heavy-duty tasks. With a 32.5-ton (295 kN) advance capacity and 209 mm stroke, this solid-plunger model provides maximum power and control, operating at up to 10,000 psi with built-in safety features like relief valves and a corrosion-resistant baked enamel finish for enhanced durability and reliability in demanding environments.

• Product Overview
  • Name: Enerpac RR308 Double-Acting General Purpose Hydraulic Cylinder
  • Type: Double-acting, solid plunger cylinder
  • Primary Applications: Pushing, pulling, lifting, and pressing in versatile industrial setups
  • Force Output: 32.5 tons (295 kN) advance capacity; 15 tons (133 kN) retract capacity
  • Stroke: 209 mm (8.25 in)
  • Retraction Mechanism: Hydraulic return
  • Operating Pressure: Maximum 10,000 psi (700 bar)
  • Collapsed Height: 387 mm (15.25 in)
• Technical Specifications
  • Capacity (Advance): 32.5 tons (295 kN)
  • Capacity (Retract): 15 tons (133 kN)
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Stroke: 209 mm (8.25 in)
  • Collapsed Height (A): 387 mm (15.25 in)
  • Extended Height (B): 597 mm (23.50 in)
  • Outside Diameter (D): 102 mm (4.00 in)
  • Bore Diameter (E): 73 mm (2.88 in)
  • Plunger Diameter (F): 54 mm (2.13 in)
  • Effective Area (Advance): 42 cm² (6.51 in²)
  • Effective Area (Retract): 19.4 cm² (3.00 in²)
  • Oil Capacity (Advance): 880 cm³ (53.67 in³)
  • Oil Capacity (Retract): 406 cm³ (24.75 in³)
  • Weight: 18.1 kg (40 lbs)
  • Base to Advance Port (H): 39 mm (1.54 in)
  • Top to Retract Port (I): 81 mm (3.19 in)
  • Saddle Diameter (J): 51 mm (2.00 in)
  • Saddle Protrusion from Plunger (K): 10 mm (0.41 in)
  • Plunger Internal Thread (O): 1 1/2"-16
  • Plunger Thread Length (P): 25 mm (1.00 in)
  • Collar Thread (W): 3 5/16"-12
  • Collar Thread Length (X): 49 mm (1.94 in)
  • Series: RR Series Double-Acting Cylinders
• Key Features
  • Double-acting operation for maximum power and controlled retraction
  • Collar threads, plunger threads, and base mounting holes for easy fixturing
  • Baked enamel finish for increased corrosion resistance
  • Removable hardened saddles protect plunger during lifting and pressing
  • Built-in safety valve prevents accidental over-pressurization
  • Plunger wiper reduces contamination, extending cylinder life
  • Includes CR-400 couplers and dust caps