SVT-Topside Control Valve

Pacseal Hydraulics, Inc.

SVT-Splash Zone Main Page Content



SVT series valves are rotary manually operated, topside/splashzone service and designed for deck mounted marine applications, where they are exposed to salt water spray.

The operator components are protected from the environment by a sealed housing.

Detented or spring centered operation is available.

Valves can be provided with alternate porting.


  • External seawater exposed (body, housings, shaft, fasteners and handle) 316 SS
  • Internal sealing components: 440C
  • Internal operator: carbon steel, bronze and 440C
  • Seals (o-rings and back-up rings): Nitrile and Teflon

This product line is special order only. Contact factory for availability.
  SVT-25 SVT-50 SVT-100 SVT-150
Cv .95 3.2 9.2 21.0
Rated Flow (gpm) 10 30 75 180
Working Pressure (psi) 3000/6000 3000/6000 3000/6000 3000
Ports (SAE) 1/4"(#4) 1/2"(#8) 1"(#16) 1-1/2"(#24)
Port Location Bottom Bottom Bottom Bottom


Models in table below are by special order; contact factory for availability, as well as specific requirements.
Part # Model Number Rotor Flow Handle
40-1899 SVT-25-3M3SN Manipulator Spring Center
40-1882 SVT-25-3O3SN Open Center Spring Center
40-2776 SVT-25-3A1MN All-Blocked Special Handle