Summary Information (click on this NSN number for detailed information: 5310-00-003-1788)
Nut, also referenced with federal logistics item name code 1873:
A metallic headed fastener having internal threads for a portion of the full length. it may have a smooth, hexagon or splined shank with an open or closed end. is designed to be expanded tightly against the material it is being installed in by means of a special tool. the item must have a specified grip range. the grip range is the thickness of the material the item is being installed in. see also nut (1) self-locking, blind rivet. excludes nut (1), sleeve.