Fill/Drain Valve

Product Type: Space Mobility & Servicing

Flight Works FDV-Series (Fill / Drain) valves embody top-notch quality, reliability, and versatility within the Flight Works product range. The S-FDV-M-GP model boasts precision-machined components, prioritizing ground operator convenience and space efficiency to consistently deliver outstanding performance. Furthermore, its internal precise components elevate performance to peak levels, ensuring optimal functionality.

This device is crafted for seamless integration into spacecraft, facilitating the filling and/ or draining operations of propellant tanks with ease. Its versatility extends to a broad spectrum of applications, including those subjected to vibration or operating in low atmospheric pressure or vacuum conditions.

Details

ESEOD

0.015 inches min., Cd = 0.65

Operating Pressure

Up to 100 psig

Proof / Burst Pressure

150 psig / 250 psig

External leakage

< 10-3 SCCS GHe

Mass (Max)

Flight half ≤ 9 g; Ground half 53 g

Seals

static (no dynamic seals)

Subject to

U.S. Patent No 10,197,165 and Patent Pending; manufactured under NASA License Agreements

Features

Two-Fault Tolerant, Ultra-Light, Space Proven: ESEOD = 0.015 inches
Permissible Fluids: ASCENT, GHe, GN2, DI H20, IPA