Fuel Systems - Auto-Valve, Inc.

Valves for Fuel Systems

Here is a small sample of the unique valves Auto-Valve has designed and manufactured for a variety of customers. If you require a more specialized design, our team of engineers can collaborate with you to satisfy your needs. Contact our sales or engineering staff for more information.

	Fuel Tank Vent Valve This valve is normally closed in the vent line of a fuel system. It is designed to open to relieve excess pressure or open to relieve excess negative pressure.
35C8T
	Gas Vent and Fuel Pressure Relief Valve This valve is used in a helicopter fuel cell that is nitrogen inerted. It is a multipurpose valve, performing four functions. Gas pressure relief Fuel pressure relief "Dive Relief", when outside pressure suddenly exceeds that inside the fuel cell. "Rollover valve" to restrict leakage when the valve tilts 25 degrees or more.
35D53
	Fuel Check Valve This valve is used in fuel tanks to allow fuel to run inboard in fuel tanks but not outboard during maneuvering. It will also close to retain fuel for inverted flight.
35C48P
	4 Way Aft Fuel Check Valve This valve allows fuel venting through the full length of the valve in one direction until a critical negative check pressure is reached at which point the valve closes but continues to vent pressure from both directions out individual ports.
35CA0128

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Valves for Fuel Systems

Valve Types