The Model 352GF Hydrant Pit Valve is a Deadman operated on-off valve designed for use in aircraft refueling. It typically bolts to the terminus of an underground fuel delivery piping system and qualifies as the final shut-off device for such systems per NFPA 30.
Advantages include:
Conforms to EI Bulletin 1584 Third Edition
Pneumatic or Manual Deadman operated
Optional Manual Override for the Pneumatic Deadman Version
Optional Excess Flow Shut-off for Both the Pneumatic and Manual Deadman Versions
Body of Ductile Iron and Stainless Steel – No Aluminum