National Item Identification Number

00-290-4660

National Stock Number

Item Name

INSERT,SCREW THREAD

Federal Supply Class

5325

Description

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.

Commercial and Government Entity Code (Supplier Data)

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01556

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01556

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01556

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73030

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Reference Numbers (Part Numbers)

MS21208F5-10
1191-5CNX0-375
1191-5CN375
1191-5CN5
69473-51

Required Categories

SURFACE TREATMENT
STYLE DESIGNATOR
LENGTH
INSERT SIZE
THREAD SERIES DESIGNAT

Required Description

PASSIVATE OVERALL
H1 COIL
0.312 INCHES NOMINAL
0.380 IN MIN 0.400 IN MAX
UNF