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.
Classification: Press-fasteners, snap-fasteners & press-studs & parts therefor
NSN 5935-01-254-2489
NSN 5998-01-449-5500
NSN 2925-00-795-4064
NSN 6650-00-945-3098
NSN 6320-01-569-2672
NSN 5999-01-178-4336
NSN 5960-01-201-5804
NSN 6130-01-551-3906
NSN 5975-00-383-1384
NSN 5945-01-245-7748
NSN 5996-00-061-0336
NSN 5965-01-451-2481