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 5950-00-311-5919
NSN 5930-01-534-6216
NSN 6110-00-686-1530
NSN 6685-01-449-0933
NSN 5945-00-372-3586
NSN 6105-01-076-5183
NSN 5998-01-253-4271
NSN 5915-00-321-8001
NSN 7035-00-300-3208
NSN 5990-00-631-1617
NSN 6685-01-517-4271
NSN 7035-01-617-0072