3120-00-119-4636 BUSHING,SLEEVE Index 5305-00-119-4640 SCREW,MACHINE

National Stock Number:
5325-00-119-4637

Federal Supply Class:
5325

National Item Identification Number:
001194637

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:
743270899971LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS
D29002SP1342498DAR ELECTRONICS INC DBA NATIONAL RADIO CO
L520P4942498DAR ELECTRONICS INC DBA NATIONAL RADIO CO


Techincal Specification:
FLANGE THICKNESS0.048 INCHES NOMINAL
INSERT SIZE0.200 IN MIN 0.201 IN MAX
LENGTH0.078 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE0.112 INCHES
WIDTH ACROSS FLATS0.250 INCHES NOMINAL
STYLE DESIGNATORFLANGE
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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