Morrison Bros. 603AA Series 3 in. Air Actuated Grooved Emergency Valve w/ Nitrile Rubber Seal

Description

Tank truck emergency valves provide flow control at the bottom of tank truck compartments. The normally closed valves are manually opened to gravity drop product transported to underground storage tanks.
External shear section is provided on each valve. Valve is supplied with a U-bolt type cable clamp on the handle. Fusible metal plate (250° F) is equipped on each valve.

Features

Field Replaceable Bimba®  Pneumatic Cylinder
Redundant (manual override) jack-screw allows product to be released in the event of an air system failure
Tapered seat for positive seal
212°  fusible port supplied
1/8″ NPT air ports to accept common size airlines
Mates with standard TTMA sumps
Flanged outlet connection
Body and cap: Aluminum
Plunger: Brass
Discs: Nitrile Rubber or Viton®
Air cylinder sleeve seals: Viton®