3/4 inch.
No other part numbers with same form, fit, and function found.
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 5855-00-631-4565
NSN 5990-01-249-8212
NSN 6685-01-371-2956
NSN 5945-01-205-0000
NSN 2925-01-577-0004
NSN 5905-00-723-7696
NSN 5895-01-105-1655
NSN 5975-00-679-6738
NSN 5990-01-647-8574
NSN 5835-00-191-4793
NSN 5920-01-279-5010
NSN 5935-01-045-3799