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 5935-00-419-9924
NSN 6240-01-561-9263
NSN 6240-00-758-6392
NSN 7035-01-056-5350
NSN 5925-00-491-2686
NSN 6610-01-487-3794
NSN 5975-00-159-0969
NSN 6650-01-324-0351
NSN 5950-01-322-7948
NSN 5910-00-218-1114
NSN 5990-01-602-6701
NSN 6130-01-379-7122