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 5975-01-527-0395
NSN 6135-01-617-0253
NSN 6135-01-580-5726
NSN 6650-01-159-9151
NSN 2925-01-436-7325
NSN 5915-01-462-5900
NSN 5915-01-166-7614
NSN 5935-00-384-3000
NSN 5910-01-119-9209
NSN 6105-01-334-0698
NSN 5975-01-369-5176
NSN 6645-00-780-5260