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The ShearFlo® SV-12 directional control valve ensures negligible internal leakage and contaminant resistant operation for 1/8” piping. Its modular design allows for various operator and porting options to suit numerous high-pressure critical service applications.



Port Size 1/8” Manifold Ported
Working Pressure (Liquid) 3000 or 5000 psi
Working Pressure (Gas) 2000 or 4000 psi
Return Port Pressure 250 psi (Max)1
Proof Pressure 1.5X Working Pressure
Burst Pressure 2X Working Pressure
Cv .20
Rated Flow 2 GPM
Temperature Rating -40 to 250°F
Fluid Media Hydraulic Oil or Lubricated Water2
ShearFlo® Sealing Components Hardened Stainless Steel2
Shaft Stainless Steel
Body Stainless Steel
Housing Carbon Steel
Handle, Detent Disc, Spacers and Hardware Plated Carbon Steel
O-rings Buna-N, Viton or EPR
Backup Rings Teflon
1Full rated return port pressure is possible with All Blocked Rotor.

2For water-based media, special alloy seal rings may be required for optimum performance and durability. Contact PacSeal Hydraulics at (714) 529-9495 for details.


Model Configurator and Ordering Instructions

PacSeal Hydraulics currently offers an 1/8” manifold ported, spring centered valve (P/N 40-3916) that is rated up to 5000 psi. We are working on more configurations to match the offerings of our other SV valves.

For an immediate request of a different configuration or higher pressure, please call us at (714) 529-9495 today.

For an inquiry regarding the manifold ported, spring centered configuration, give us a call or use our Request a Quote tool.

Detailed information regarding this specific valve option is shown in drawing SV-12 Spring Centered Manifold Mount (40-3916).



PacSeal Hydraulics

Install Pac Seal Hydraulics - DEV

Install this application on your home screen for quick and easy access when you’re on the go.

Just tap then “Add to Home Screen”