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 5915-01-275-1282
NSN 5960-01-363-5951
NSN 6220-01-064-4165
NSN 5915-00-111-0521
NSN 5915-00-349-2198
NSN 5915-01-272-8933
NSN 6135-00-444-1402
NSN 5965-00-801-1131
NSN 6145-01-392-0910
NSN 6130-00-418-2266
NSN 6220-01-114-4688
NSN 5945-01-265-3985