Color blue
An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also locknut, pipe; nut (1), tube coupling and nut (1), plain, hexagon.
Classification: Articles of aluminum nesoi
NSN 5905-00-006-5567
NSN 6110-01-421-4449
NSN 5835-01-614-1900
NSN 5965-01-100-1195
NSN 6150-01-427-3764
NSN 6150-00-468-5416
NSN 6145-01-623-7251
NSN 6145-00-374-3826
NSN 5905-01-063-6881
NSN 5975-00-080-7575
NSN 7035-01-236-5743
NSN 6130-00-978-6703