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 6150-01-145-3780
NSN 6240-00-660-8467
NSN 5855-01-593-3985
NSN 5915-01-122-7591
NSN 5985-01-503-6432
NSN 5945-00-845-1670
NSN 5950-00-782-8198
NSN 5950-01-171-6638
NSN 6145-01-147-4968
NSN 2925-01-609-7555
NSN 5965-01-407-7480
NSN 5855-01-560-4811