Taking Spring-Return Actuation to the Next Level:
Hydraulic Version Now Available
- Bore Size: 1 1/2″ – 14″
- Rod Size: 1″ – 7″
- Configuration: Single-Stage
- Stroke Range: Up to 24″
- Pressure Rating: 3000 psi
- Preloads up to 72,000 lbs
- SIL-3 Capable
- GT3 Triple Seal Gland for
Severe Service Applications
- Fail-Open or Fail-Close
Download Our MS Brochure
- Custom dimensional sizes and thrusts available
- Springs are pre-compressed and sealed in a factory-installed canister
- No extended tie-rods required
- Standard offering – no custom design required
- Proven seal technology
Safety comes first, stays first. Backed by Cowan Dynamics’ warranty and service/support guarantee.
Complete the form to get a quote within 24hrs.
Dual Speed Manifold
Dual-Speed Cam-Operated hydraulic manifold reduces speed at end of stroke to help prevent water hammer.
Control and Monitoring Solutions
GT3 Gland for Harsh Environments
Triple-seal gland with dual wipers. Rugged metallic scrapper and urethane double-acting wiper deflect contamination away from the rod seal for long service life.
Cast Iron construction for applications where yellow metals are not allowed
Mounting Kits: ISO, MSS & Customized Patterns Available
Cowan valve mounting kits can be designed for any linear valve. Mounting kits available in steel and stainless steel construction.
Anti-Rotation Torque Arm:
Maintains constant alignment between valve stem and cylinder piston-rod. Compatible with rotary type switch boxes and beacons.
Field-Adjustable Travel Stops:
To limit stroke for position-seated or limited-travel applications. Ensures valve reaches positive sealing every time without damage to valve internals.
HPU & Gas/Oil Systems
HPU and Gas/Oil Systems available. Standard and custom units engineered to customer specifications and applications.
The MS Series is yours in just a few clicks.
Complete the form to receive a quote within 24 hrs.