The ASCO Series F321 are designed to provide long service life handling lubricated air.
Their unique sealing members isolate pilot air pressure from mainline fluid. Variations in pilot air pressure will not affect the valves? operation.
Air Operated Valves
ASCO™ Series F321 Air-Operated Valves

Specs

Function
3 way - 3/2 Normally Closed
Valve Actuation
Pneumatic - Air Pilot
Media
Air, Inert Gas; Light Oil; Water
Pipe / Port Size
1/4 "; 3/8 "
Body Material
Brass
Port Type
NPTF
Flow
From 0.5 Cv to 1.0 Cv
Max Differential / Max Operating Pressure
Vacuum to 150 PSIG
Operating Environment
Indoor; Outdoor

Features

  • Normally-closed, brass body construction with NBR seating
  • Accepts 1/4-inch and 3/8-inch pipe sizes
  • Handles fluids up to 200° F (92° C)
  • Mountable in any position for flexible installation

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