50CKJJHMIRBSM14M14MC65 Parker Tie-Rod Hydraulic Cylinder

Product Overview

The 50CKJJHMIRBSM14M14MC65 (50CKJJ series) is a double-acting tie-rod (pull-rod) hydraulic cylinder featuring high-strength tie-rod construction and precision manufacturing for medium to heavy-duty industrial applications. Fully interchangeable with Parker 2H/3L/MMB series dimensions and interfaces, it installs directly as a drop-in replacement without modifying mounts or plumbing. Every unit undergoes 100% simulated operating condition testing to ensure reliable performance under high pressure, vibration and continuous loading, making it ideal for systems requiring high push/pull force, precise control and long service life.

Technical Specifications 

• Model: 50CKJJHMIRBSM14M14MC65 (50CKJJ series double-acting tie-rod hydraulic cylinder)
• Bore diameter: 50 mm
• Acting type: Double-acting
• Construction: Tie-rod (pull-rod) style
• Mounting style: JJ (front flange)
• Port size: M14×1.5
• Rated working pressure: Up to 160–210 bar (depending on series configuration, reference 2H/3L/MMB standards)
• Piston rod diameter: Typical 28–36 mm (depending on rod code)
• Stroke: Customizable (practical standard range)
• Seal system: Standard NBR or high-performance seals (depending on configuration)
• Operating temperature range: approx. –20…+80 °C (standard seals)
• Test standards: Compliant with ISO 6020/2 and related standards

Key Technical Advantages

• High-strength tie-rod construction: Premium steel and precision-threaded tie rods deliver excellent fatigue resistance and structural rigidity for high-load push/pull applications.
• Full interchangeability: Manufactured to exact Parker 2H/3L/MMB series dimensions and mounting interfaces for true drop-in replacement, minimizing downtime.
• Precision machining and sealing system: Honed cylinder bore and hard-chrome plated piston rod combined with high-performance seals reduce internal leakage, improve volumetric efficiency and extend service life.
• Rigorous quality control: Every cylinder undergoes 100% simulated duty-cycle testing to verify pressure integrity, leakage and fatigue performance for long-term industrial reliability.

Application Areas

Construction machinery, injection molding machines, die-casting machines, metallurgical equipment, machine tool fixtures, test stands, material handling equipment, and industrial hydraulic systems requiring double-acting push/pull control. Especially suitable for OEM equipment and retrofit projects.

Expert Maintenance Tips

Verify mounting surface flatness and alignment before installation to avoid side loading. Connect ports correctly and bleed air from the system. Regularly check tie-rod nut torque, seal condition and piston rod surface for wear. Use clean, compatible hydraulic fluid and maintain proper system filtration. Avoid over-pressure or over-stroke operation. When replacing seals, use OEM or equivalent parts and tighten to specified torque. For long-term storage, protect the piston rod with anti-rust oil.