5325-01-234-3678 INSERT,SCREW THREAD Index 4520-01-234-3680 PIPE,AIR CONDITIONING-HEATING

National Stock Number:
5325-01-234-3679

Federal Supply Class:
5325

National Item Identification Number:
012343679

Description:
INSERT,SCREW THREAD

Detail:
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.


Manufacturer Information:
5714-147-32T86928SEASTROM MANUFACTURING CO INC
G480002-1024930L3HARRIS TECHNOLOGIES, INC
KH9905-08DL29372HOWMET GLOBAL FASTENING SYSTEMS INC.
KNH0832DFL29372HOWMET GLOBAL FASTENING SYSTEMS INC.
KNH0832JDFL29372HOWMET GLOBAL FASTENING SYSTEMS INC.
KH9905-08DL75237HOWMET GLOBAL FASTENING SYSTEMS INC.
NAS1395C08D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


Techincal Specification:
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720,COND B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORKEYLOCK
LENGTH0.312 INCHES NOMINAL
INTERNAL THREAD RELIEF DEPTH0.040 INCHES NOMINAL
FULL INTERNAL THREAD LENGTH0.272 INCHES NOMINAL
INSERT SIZE0.312-18 UNC-2A
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD SIZE0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3B


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