Hydraulic Cylinders

Our range of hydraulic cylinders are designed to suit a wide range of applications; from commodity to severe-service extremes.

nfpa hydraulic cylinder
hydraulic cylinder
hydraulic cylinder

3000 PSI Hydraulic Cylinder

ML Series

3000 PSI NFPA Hydraulic Cylinder with low friction high-speed seals. Triple-seal gland with dual wipers. 4 wrench flats on piston rod Retained bushing is removable without cylinder dis-assembly. Adjustable cushions available as an option Made-to-order stroke lengths.

  • Piston rod diameter: 5/8″ to 10″
  • Single-ended or double-ended
  • PSI 3000 psi
  • Bore Size 1½” to 20″ 
  • Low Temp. -54ºC to 60ºC
  • Standard Temp. -40ºC to 105ºC 
  • High Temp. -29ºC to 205ºC 


Configure & download CAD model

Download Our ML Brochure

Complete the form to get a quote within 24hrs.

nfpa hydraulic cylinder

Medium Duty Hydraulic Cylinder

N Series

Medium Duty NFPA Hydraulic Cylinder built with a high-strength piston to rod joint. Dual-seal gland with removable cartridge rod bushing. Adjustable cushions available as an option.

  • Made-to-order stroke lengths
  • Check Valve Assembly
  • PSI 2000 psi
  • Bore Size 1½” to 6″ 
  • Low Temp. -54ºC to 90ºC
  • Standard Temp. -20ºC to 104ºC 
  • High Temp. -10ºC to 200ºC 
Download Our N Brochure

Complete the form to get a quote within 24hrs.

About Cowan Dynamics Inc.

For over 60 years we continue leading the way with our range of actuator valve automation control

We provide valve manufacturers and end-users with solutions focused on delivering a full array of reliable actuator products and services, on-time and to spec, regardless of your project scope, size or complexity.


Frequently Asked Questions About Hydraulic Cylinders

How do hydraulic cylinders work?
Where are hydraulic cylinders used?
What is stroke in hydraulic cylinders?
What size of hydraulic cylinder do I need?
What are the NFPA Standards for Hydraulic Cylinders?
How to choose a quality hydraulic cylinder?