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 2925-01-618-5706
NSN 6135-00-377-9165
NSN 6685-01-056-3089
NSN 5965-01-030-7253
NSN 6105-01-406-4228
NSN 5960-00-128-8946
NSN 6320-01-119-3935
NSN 6320-01-160-7757
NSN 5990-01-024-9659
NSN 5998-01-092-3248
NSN 5965-01-633-8849
NSN 5910-01-350-5652