MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Vent valve includes a pressure relief valve and a vacuum relief valve, pressure and vacuum valves usually closed, pressure opens at 2 porm 0.250 psi on increasing pressure and closes on decreasing pressure above 1.5 psi, vacuum applied at tank end opens at 0.250 porm 0.100 psi, aluminum alloy body, anodized, 4.500 in. O/a l, 2.750 in. O/a od, one 1.063 in.-12n-3 connection, unit incorporates no bleed hole
