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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6110-00-796-4534
NSN 6105-01-189-9972
NSN 5920-01-228-9510
NSN 5945-00-089-6065
NSN 5930-01-554-6864
NSN 6320-01-338-6006
NSN 6220-01-377-2513
NSN 5905-00-841-1010
NSN 5895-01-327-8420
NSN 6320-01-643-0850
NSN 6645-00-220-9246
NSN 5895-01-347-1755