A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes items having a sleeve on its underportion which can be clinched or crimped. Excludes bushing, machine thread; nut, plain, knurled; nut, plain, round; nut, plain, clinch and nut, self-locking, clinch. See also nut, plain, plate.
Dept. of the Navy Classification: Press-fasteners, snap-fasteners & press-studs & parts therefor
NSN 6105-00-875-9330
NSN 6650-01-062-3611
NSN 6105-01-645-2582
NSN 5960-01-459-6665
NSN 6145-01-186-5591
NSN 6220-00-763-4131
NSN 6240-01-571-7706
NSN 6645-01-421-2445
NSN 5855-01-263-7669
NSN 5925-01-429-0006
NSN 6130-01-443-7410
NSN 5996-01-004-7832