Nha is 1.5 inch inverted vent check valve
A rigid item varied in size and shape. It is normally located on the bottom of a valve. It must have drilled and/or tapped holes for mounting purposes.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5996-00-004-4699
NSN 4140-00-908-2763
NSN 6610-01-130-7057
NSN 6130-00-419-6175
NSN 5920-01-303-0679
NSN 5930-00-595-5489
NSN 7035-01-144-1868
NSN 5925-01-195-2985
NSN 5960-00-009-4381
NSN 6110-01-502-4335
NSN 6145-01-155-3547
NSN 5985-00-060-1554