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Single-Acting Spring Return Hydraulic Cylinder

Item #118809050
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Product details

  • 3.75 in Bore Size
  • 10.25 in Stroke


  • RC-TRIO Series Cylinders The next evolution of the legendary Enerpac RC-Series hydraulic cylinder. The driving force of the Enerpac cylinder range, the RC-TRIO is as versatile as ever. Featuring a Trio Bearing System for enhanced durability and a hybrid spring-return system for faster retraction and even greater productivity.New TRIO Bearing System


  • Includes up to 4 high-performance wear bands that offer increased resistance to damage, reducing bearing load and increasing cylinder lifespan.
  • Hardened composite material wear bands increase bearing surface area for greater sideload resistance - Significantly improving cylinder life.
  • New high-performance Polyethylene seals last longer than ever, improving lifespan and keep you working for longer.
  • Part of the Trio Bearing System, the Trio Stop Ring includes an additional wear band or high-strength bronze to absorb greater side load
  • Capable of taking full cylinder extension force
  • Features durable wiper to help prevent contamination from entering the cylinder during retract cycles.
  • High-strength steel wire improves spring life
  • Spring retention design improves serviceability while allowing higher pre-load during assembly
  • Spring is easily removed without special tools.
  • High-strength steel plunger for improved life and sideload resistance
  • Nickel-plated plunger coating improves corrosion protection
  • Internal plunger threads for easy tool fixturing.
  • Standard carrying handles from 33 up to 55 lbs. Sizes above include certified lifting eyes or optional carrying handles
  • Collar threads, plunger threads and base mounting holes enable easy fixturing.
  • Improved Saddle Retention
  • Hardened plunger saddle protects plunger end during all lifting operations
  • Easily removable for access to plunger mounting threads
  • Tilt and smooth saddles available as accessories (compatible with new range of CATS-Series Tilt Saddles).
  • For full compatibility and peace of mind, the new RC-Series model numbers, external dimensions and threads remain unchanged from prior RC-Series cylinders. Ensuring compatibility with historical versions and systems.


Stroke Range 10.0 to 11.99 in, 240 to 289 mm
Base Mounting Holes Thread 1/2-13 UNC
Collar Thread Length 2.19 in, 55 mm
Operating Pressure Ranges [MAX] 10000 psi
Base To Advance Port 1.38 in, 35 mm
Plunger Type Solid
Bore Size 3.75 in, 95.2 mm
Series RC
Base Mounting Holes Bolt Circle 3.75 in, 95 mm
Optional Tilt Saddle Addition To Collapsed Height 0.59 in, 15 mm
Cylinder Capacity Advance [MAX] 55.2 Tons, 498 kN
Action Single-Acting
Base Mounting Holes Thread Depth 0.75 in, 19 mm
Surface Treatment Paint
Body Material Steel
Operating Pressure [Max] 700 bar, 10000 psi
Saddle Maximum Tilt Angle Radius 5 degrees
Optional Tilt Saddle Diameter 2.81 in
Saddle Protrusion From Plunger 0.11 in, 2 mm
Cylinder Class 50 Tons
Weight 70.0 LB
EAN or UPC 662005430642
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