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 6105-01-424-0275
NSN 5975-01-633-8988
NSN 6610-01-530-1313
NSN 6145-01-584-5405
NSN 5950-01-428-4020
NSN 5935-00-584-4584
NSN 5975-01-272-1287
NSN 5925-01-152-2690
NSN 5950-01-628-9682
NSN 5930-01-437-6544
NSN 5960-00-156-5603
NSN 6145-01-096-2505