Gasketed sealing locknuts-steel/malleable iron.
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.
NSN 6685-00-831-5989
NSN 2925-01-212-1040
NSN 5950-01-302-0815
NSN 6135-00-803-3012
NSN 6620-01-470-6479
NSN 5990-01-348-9843
NSN 6150-01-100-1673
NSN 6110-01-189-8949
NSN 5905-01-557-2981
NSN 7035-01-022-5763
NSN 5985-01-173-8358
NSN 5999-00-509-5840