Cylinders & Control
Systems Built to Last

For the World’s most challenging environments

NFPA & Mill-Type Cylinders

250 PSI NFPA

P Series

Dual seal gland. High-strength piston to rod joint.Removable cartridge rod bushing. Adjustable cushions available as an option. Unique cushion design provides maximum cushioning combined with low “breakaway” forces. Ideal for high-speed applications. Made-to-order stroke lengths.

  • Bore size: 1½” to 14″
  • Piston rod diameter: 5/8″ to 3½”
  • Available in medium-duty (Aluminum) and heavy-duty (steel or stainless steel)
  • PSI 250 psi
  • Bore Size 1 ½” to 14″ 
  • Low Temp. -54ºC to 90ºC
  • Standard Temp. -20ºC to 104ºC 
  • High Temp. -10ºC to 200ºC 

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3000 PSI NFPA

ML Series

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 

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3000 PSI Servo Actuator

L Series

Prepared to accept a linear displacement transducer. Low friction high-speed seals. Triple seal gland with dual wipers. Extra-wide piston for optimal guidance and stability under severe side load conditions. Retained bushing is removable without cylinder dis-assembly. Made-to-order stroke lengths

  • Piston rod diameter: 1″ to 4″
  • Designed for the most demanding applications where position control is essential
  • PSI 3000 psi
  • Bore Size 1½” to 6″
  • Low Temp. -54ºC to 60ºC
  • Standard Temp. -40ºC to 105ºC 
  • High Temp. -29ºC to 205ºC 

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Hydraulic Mill-Type Cylinder

R Series

Heavy duty construction with steel flanged end caps and heavy wall tubing for continuous pressure service. Extra-long heavy duty rod bushing with dual wipers. Dual buffer rod seals. Wide ductile iron piston for long bearing and seal life. 4 wrench flats on piston rod + option to accept LDT.  Made-to-order stroke lengths.

Please select your option:

HYDRAULIC MILL TYPE CYLINDERS

 

R5

  • PSI 5000psi 
  • Bore Size 4” to 16″
  • Low Temp. -54ºC to 60ºC
  • Standard Temp. -50ºC to 105ºC
  • High Temp. -29ºC to 205ºC

See the R5 Series Page

HYDRAULIC MILL TYPE CYLINDERS

 

R3

  • PSI 3000psi 
  • Bore Size 4” to 16″
  • Low Temp. -54ºC to 60ºC
  • Standard Temp. -50ºC to 105ºC
  • High Temp. -29ºC to 205ºC

See the R3 Series Page

RM Series

 

RM

  • PSI 300bar (4351psi) 
  • Bore Size 40 to 200mm
  • Low Temp. -54ºC to 60ºC
  • Standard Temp. -50ºC to 105ºC
  • High Temp. -29ºC to 205ºC

See the RM Series Page

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Pneumatic Mill-Type Cylinder

RP Series

Heavy duty construction with steel flanged end caps and heavy wall tubing for 200 psi continuous service. Extra-long heavy duty rod bushing with dual wipers. Dual buffer rod seals. Wide ductile iron piston for long bearing and seal life
4 wrench flats on piston rod + option to accept LDT. Custom mounts to suit any application. Made-to-order stroke lengths

  • Bore size: 2″ to 20″
  • Piston rod diameter: 5/8″ to 5 1/2″
  • Designed for severe applications
  • PSI 200 psi
  • Bore Size 2″ to 20″ 
  • Low Temp. -54ºC to 60ºC
  • Standard Temp. -50ºC to 105ºC 
  • High Temp. -29ºC to 205ºC 
Download Our RP Brochure



Complete the form to get a quote within 24hrs.

Why Cowan

Cowan offers a winning combination of skills, resources and customer service excellence.

Deep roots
We bring over 50 years experience in Canadian and international industrial markets – mining, oil & gas, electric power generation, aviation, pulp and paper, coal processing, and much more.

Exceptional teamwork
Great products, like great companies, are only as good as the people behind them.

Integrated resources and capabilities
We bring you the benefits of a specialized custom shop together with full-service manufacturing and assembly – all part of an integrated solution tailored to your needs.

The best systems and solutions in the business
Cowan has built an international reputation on the quality of our products and their performance record in the world’s most challenging environments.