CURTIS DRAIN VALVE CCA-39500

Overview:

Corrosion resistant, stainless steel springs.
Specially compounded “cure dated” synthetic rubber seals to withstand a wide variety of liquids over a broad temperature range.
Unique wedge seal design prevents leakage.
Thread: “UNF” (Fine thread) type are straight, non-sealing threads that rely on an o-ring to provide a seal. “NPT” (Pipe thread) type are tapered thread that seal as they are tightened. Measure the O.D. of the thread on the valve you are replacing and compare to the thread specifications table to determine the correct thread size.
Locking: Valve locks in the open position for easy draining.
Flush mounted: Valve is designed to mount flush with aircraft skin.
Open Action: “Spiral” valves require a push and turn action to open. “Push” valves require a push action to open.
Hose Adapter Size:A hose may be attached to the valve for ease of draining fuel. The size is the hose I.D.
*Conforms to USAF Specs. 28208, 49F9798-53, MIL-V-25023, and MS29528-6.

Specifications:

Thread: 9/16-18 UNF
Locking: NO
Flush Mounted: No
Open Action: Spiral
Material: Aluminum, Anodized Red
Approval: FAA-TSO-C76
National Stock Number (NSN): 2915-00-565-8366