Catalog/Enerpac/Cylinders/RAR2010, 20 ton Capacity, 250 mm Stroke, Double-Acting, Aluminum Hydraulic Cylinder
Enerpac|Cylinders

RAR2010, 20 ton Capacity, 250 mm Stroke, Double-Acting, Aluminum Hydraulic Cylinder

SKU: RAR2010

RAR-Series Lightweight Hydraulic Cylinders are double-acting for rapid and controlled retraction. The tough aluminum construction means they’re lighter than steel equivalents and therefore offer improved portability.

Collapsed Height A

389 mm

Extended Height B

639 mm

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Product Description

RAR-Series Double Acting Hydraulic Cylinders provide a rapid and more controlled plunger retraction than spring return or load return types. The hydraulic return method continues to work effectively regardless of hose lengths and system losses, maintaining efficiency and productivity. Each RAR Cylinder is rated for up to 10,000 psi (700 bar) and compliant with ASME B30.1.

The aluminum construction of RAR Cylinders means they are not only lightweight, but also less corrosive than steel equivalents. This helps to maintain durability in many caustic environments. For enhanced protection, RAR Aluminum Cylinders are finished with an anodized hard coat finish to resist damage and extend cylinder life. Handles featured on all models enhance their portability.

Each RAR Cylinder is equipped with a bolt-on hardened steel saddle and a steel base plate for increased durability. Optional Tilt Saddles can help to support the load evenly and alleviate unwanted side-load.

  • Double-acting for rapid retraction, regardless of hose lengths and system losses
  • Composite bearings increase cylinder life and side load resistance
  • Hard coat finish on all surfaces resists damage and extends cylinder life
  • Handles included on all models
  • Steel base plate and saddle for protection against load- induced damage
  • Integral stop ring prevents plunger over-travel and is capable of withstanding the full cylinder capacity
  • Built-in safety valve prevents accidental over-pressurization

Technical Specifications

ParameterValue
Collapsed Height A389 mm
Extended Height B639 mm
Stroke250 mm
Weight9,8 kg
CouplerCR400 Coupler
MaterialAluminum
Return TypeDouble-Acting, Hydraulic Return
Plunger TypeSolid
Capacity Class20 t
Surface TreatmentAnodized
Oil Capacity Advance780 cm³
Maximum Operating Pressure700 bar
Cylinder Effective Area Advance31,2 cm²
Maximum Cylinder Capacity Advance218 kN

Product Dimensions

RAR2010, 20 ton Capacity, 250 mm Stroke, Double-Acting, Aluminum Hydraulic Cylinder – Product Dimensions (mm)
Dimension
mm
in
Collapsed Height A
389
15.32
Extended Height B
639
25.17
Outside Diameter D
113
4.45
Cylinder Bore Diameter E
63
2.48
Plunger Diameter F
40
1.58
Base to Advance Port H
30
1.19
Top to Retract Port I
50
1.97
Saddle Diameter J
31
1.22
Saddle Diameter J1 (opt)
42
1.65
Saddle Protrusion K
4
0.12
Base Mounting Holes Bolt Circle U
93
3.66
Base Mounting Holes Thread V
M6
Base Mounting Holes Thread Depth Z
12
0.47

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