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 5990-01-105-5336
NSN 6650-01-454-0390
NSN 6145-00-267-9617
NSN 5998-01-322-3218
NSN 5975-01-147-7879
NSN 6150-01-176-0221
NSN 2925-01-623-6438
NSN 6685-01-010-4932
NSN 6220-00-528-7752
NSN 5925-00-375-5468
NSN 5999-00-616-3233
NSN 5925-01-421-4473