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 5895-01-561-4100
NSN 7035-00-327-0458
NSN 5960-01-111-5142
NSN 5905-01-358-7301
NSN 5935-01-512-7311
NSN 5950-01-600-8820
NSN 5990-01-550-7827
NSN 6240-01-045-7755
NSN 5910-01-294-9434
NSN 6645-01-373-7248
NSN 5905-01-058-3136
NSN 6645-01-383-6514