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 5996-01-200-3692
NSN 6610-00-107-1944
NSN 5965-01-050-8447
NSN 7035-00-020-2227
NSN 5998-01-380-3937
NSN 5895-01-371-2431
NSN 6685-01-554-9698
NSN 5925-01-651-3059
NSN 5996-01-330-8742
NSN 4140-01-310-7345
NSN 6650-01-170-5440
NSN 5975-01-217-4635