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 5985-01-292-3487
NSN 5945-01-497-6359
NSN 5925-01-466-9925
NSN 5999-00-734-8221
NSN 6620-01-375-2712
NSN 5996-00-708-6937
NSN 5905-01-087-4823
NSN 5935-00-481-0228
NSN 6135-01-542-0659
NSN 6620-00-266-2763
NSN 5935-01-027-9649
NSN 5855-01-054-9014