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 6150-00-499-2742
NSN 6240-01-650-5348
NSN 2925-00-690-7396
NSN 6110-00-840-6560
NSN 6130-01-444-5562
NSN 5930-01-154-6461
NSN 6645-00-460-0528
NSN 6110-01-319-7080
NSN 5915-00-690-3451
NSN 5996-01-246-4675
NSN 5905-01-596-0690
NSN 6145-01-046-0250