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Fail Safe Design Valves:

One Way Air-Operated Valve

Ideal for Panel Mounting

1/4" through 1"  Air Valve
(Straight thru Flow)

1 1/2" and 2"  Air Valve
(Step Down Style)

Important Features:
  • Top Entry
  • Viton O-rings standard (Kalrez - optional)
  • Normally closed (spring to close, air to open) - Standard
  • Normally open (spring to open, air to close)
  • Air to open, air to close
  • Minimum air pressure for actuation - 30 PSI

Normally Closed Standard
Part # Size Material
FC-OAV-50 1/2" PVC
FC-OAV-75 3/4" PVC
FC-OAV-10 1" PVC
FC-OAV-15 1-1/2" PVC
FC-OAV-20 2" PVC
FC-POAV-50 1/2" POLYPRO1
FC-POAV-75 3/4" POLYPRO1
FC-POAV-10 1" POLYPRO1
FC-POAV-15 1-1/2" POLYPRO1
FC-POAV-20 2" POLYPRO1
FC-KOAV-50 1/2" PVDF2
FC-KOAV-75 3/4" PVDF2
FC-KOAV-10 1" PVDF2
1Polypropylene
2Polyvinylidene Fluoride
Dimensions
Size B Dim. C Dia. D Dim. E Dim.
1/2" 0.875 3.00 0.875 3.25
3/4" 1.100 4.00 1.100 5.13
1" 1.100 4.00 1.100 5.13
1-1/2" 2.9 5.00 1.38 7.38
2" 3.53 5.25 1.61 8.94

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