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 5930-01-391-5671
NSN 5965-01-533-2814
NSN 4140-01-607-2382
NSN 5990-01-516-9665
NSN 6110-00-565-5986
NSN 5915-01-462-0432
NSN 5975-01-522-5670
NSN 5945-01-651-3604
NSN 6130-01-428-0943
NSN 5998-00-920-4340
NSN 6320-01-334-9840
NSN 6620-01-378-5579