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NSN 5305-01-583-2691, 5305015832691
SCREW,CAP,HEXAGON HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 015832691
Codification Country
United States
Item Name Code
INC 18257
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 5305-01-583-2691

National Stock Number (NSN) 5305-01-583-2691, or NIIN 015832691, (screw,cap,hexagon head) was assigned March 22, 2010 in the Federal Logistics Information System (FLIS). NIIN 015832691 was cancelled on January 2, 2016, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5305007245938. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

This NSN is assigned to Item Name Code (INC) 18257. [AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. EXCLUDES:BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; AND SCREW,CAP,SOCKET HEAD.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305015832691 does not contain precious metals.

This information was last updated on .


Technical Characteristics

WIDTH BETWEEN FLATS
(AATB) 0.9220 INCHES MINIMUM AND 0.9375 INCHES MAXIMUM
HEAD STYLE
(AASK) HEXAGON
THREAD SERIES DESIGNATOR
(THSD) UNC
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(AAJD) 2A
MATERIAL
(MATT) STEEL OVERALL
THREAD QUANTITY PER INCH
(CMLP) 11
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
HEAD HEIGHT
(AASU) 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM
FASTENER LENGTH
(AASB) 4.000 INCHES NOMINAL
NOMINAL THREAD DIAMETER
(AHYM) 0.625 INCHES

Manufacturer Part Numbers


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