ML SeriesNFPA Hydraulic Cylinder
3000 PSI NFPA Hydraulic Cylinder with bore sizes from 1½” to 24″ designed for longevity in the harshest environments.
![ML Series](https://www.cowandynamics.com/wp-content/uploads/2024/05/ML-Automation-2.webp)
![ML Series](https://www.cowandynamics.com/wp-content/uploads/2024/05/ML-Series-Fixed-2.webp)
![](https://www.cowandynamics.com/wp-content/uploads/2024/03/SIL-Actuators.png)
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/iso.png)
![](https://www.cowandynamics.com/wp-content/uploads/2024/03/SIL-Actuators.png)
Specifications
Specification Overview
Heavy Duty | NFPA Hydraulic |
---|---|
Bore | Up to 24” |
Piston Rod sizes | from 5/8” to 10” |
Mounting | 23 Options available |
Stroke Size | Custom up to 144” |
Available Configuration | Double acting, spring-return and extended |
Material Overview
Material Breakdown | STANDARD |
---|---|
Head & cap | Machined Steel |
Barrel | Honed Seamless Steel Tubing *Optional Chrome Plating available |
Piston | Ductile Iron |
Piston rod | 1045 |
Gland | SAE 660 Bronze |
Tie Rod | Stress-proof Steel |
High Temp | -29°C (20°F) ~ 205°C (401°F) |
---|---|
Standard Temp | -40°C (-40°F) ~ 105°C (221°F) |
Low Temp | -54°C (-65°F) ~ 60°C (140°F) |
Design & Materials
Click on the (+) Icons to see more details.
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/ML_Cutaway.webp)
High Load Piston Seal Standard - Excellent wear resistance and sealing
High Strength Piston to rod joint featuring oversized threads. Ideal for high cycle applications. Piston is secured to piston rod with mechanical pin.
Piston Rod Flats - 4 wrench flats for easy installation
Cushion Screw - (Optional) Fully adjustable
High Strength Nylon Wear Rings BZ-PTFE for high temp version
Cushion Plunger - Floating cushion plunger provides maximum cushioning effect combined with a quick start for optimum performance
Gland Seal Configuration
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/gland-seal.webp)
Triple Seal Gland Standard
Gland Bushing: Cartridge type, no special tools required for removal
Buffer Seal: Protects primary seal from pressure spikes. PTFE for low friction and long service life.
Primary Seal: Heavy Duty Polyurethane “U”-cup for excellent seal ability and long service life.
Encased Rod Wiper: Rugged wiper deflects contamination away for the rod seals for long service.
ML Series 3000 PSI Applications
Industries trust us to provide state-of-the-art actuation and automation solutions in the following sectors.
Oil and Gas
Empowering oil and gas operations with advanced valve automation, ensuring efficient flow control for upstream and downstream applications.
Chemical Processing
Maximizing chemical processing efficiency with cutting-edge automation and precision control technologies.
Mining & Processing
Boosting mineral processing productivity with innovative automation and control systems.
Water Treatment
Streamlining water treatment processes with advanced valve automation, such as regulating flow rates for precise flow control.
Power Generation
Enhancing power generation reliability through state-of-the-art valve automation, ensuring seamless operation of turbine control valves for optimized energy output.
Manufacturing
Revolutionizing manufacturing efficiency with precise actuation automation by optimizing the operation of advanced operations from aviation testing systems to industrial milling process control.
Datasheets & Videos
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/TWorx_GO.webp)
Limit Switches
Mechanical Limit Switch SPDT, for Open & Close Indication. Inductive switches also available. Solid State, Reed and inductive type also available. Specify brand and part number.
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/P_Series-stainless.webp)
Available in 316 Stainless Construction
For corrosive applications. Includes attachments such as Rod clevis and Eye brackets.
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/GT3-1-1.webp)
GT3 Gland for Harsh Environments
Triple-seal gland with dual wipers. Rugged metallic scraper and urethane double-acting wiper deflect contamination away from the rod seal for long service life.
![](https://www.cowandynamics.com/wp-content/uploads/2024/05/ML-crop.webp)
Balluff LDT
Optional Balluff LDT for continuous position feedback. 4-20mA, 0-10V and digital outputs available.
Cowan 14” bore ML Series on A380 Landing Gear Test Rig
NFPA Hydraulic Cylinder. Seal gland configurations stop any contamination from entering the cylinder, reducing maintenance costs.![](https://www.cowandynamics.com/wp-content/uploads/2024/05/ML-Example.webp)
ML Package Solution
Tested and proven for durability with long lasting performance over millions of cycles. Designed for high pressure, fast moving, demanding machinery. Made to Order.![](https://www.cowandynamics.com/wp-content/uploads/2024/05/ML-Aerospace-MechStop-1.webp)