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 5920-00-878-5191
NSN 5998-01-510-2660
NSN 6110-01-458-2458
NSN 6240-00-514-3507
NSN 6685-01-620-5617
NSN 5905-00-205-2595
NSN 6650-01-406-9852
NSN 6150-00-202-9150
NSN 5915-00-782-8145
NSN 5945-01-616-9630
NSN 6135-00-377-9165
NSN 5920-01-078-6578