An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.
Classification: Other taps, cocks, valves, etc., nesoi
NSN 5915-01-549-5479
NSN 5950-01-480-7154
NSN 5920-00-508-5804
NSN 5950-01-487-6883
NSN 5895-01-612-8052
NSN 4140-00-888-9836
NSN 5915-00-169-6845
NSN 5945-01-234-3146
NSN 7035-00-574-4223
NSN 6110-01-332-2056
NSN 5975-00-452-9315
NSN 5950-00-371-3756