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NSN 5305-01-234-9404, 5305012349404
SCREW,CAP,HEXAGON HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 012349404
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 5305-01-234-9404

National Stock Number (NSN) 5305-01-234-9404, or NIIN 012349404, (screw,cap,hexagon head) was assigned June 23, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment.NIIN 012349404 was cancelled on January 2, 2014, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. ISO Group has a strong supply network for this NSN, with 16 sources of supply.

This part number has not been procured by the US Government in over a year. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A621PQ736, SPE4A621PQ736. The total value of the awarded contracts has been US$ 5,686.40.

This NSN is unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 24, 2014, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 5305012349404 does not contain precious metals.

This information was last updated on .


Technical Characteristics

FASTENER LENGTH
(AASB) 3.562 INCHES MINIMUM AND 3.750 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH
(CQBC) 70000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH
(CQHQ) 40000 POUNDS PER SQUARE INCH
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER
(CRZS) 3.302 INCHES MINIMUM FIRST HOLE AND 3.510 INCHES MAXIMUM FIRST HOLE
III END ITEM IDENTIFICATION
(AGAV) SPEC ITEM
SURFACE FINISH
(CSYM) 63.0 MICROINCHES THREADS
THREAD LENGTH
(AASA) 2.000 INCHES MINIMUM
MATERIAL
(MATT) STEEL COMP 410 OVERALL OR STEEL COMP 416 OVERALL OR STEEL COMP 430 OVERALL
THREAD DIRECTION
(AAJF) RIGHT-HAND
HEAD HEIGHT
(AASU) 0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
WIDTH BETWEEN FLATS
(AATB) 1.285 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 9
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD ALL MATERIAL RESPONSES OVERALL
END ITEM IDENTIFICATION
(AGAV) SPEC ITEM
HARDNESS RATING
(CQFM) 235.0 BRINELL STANDARD MAXIMUM OVERALL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL
NONDEFINITIVE SPEC/STD DATA
(ZZZT) 2 TYPE AND 10P STYLE
THREAD CLASS
(AAJD) 2A
THREAD SERIES DESIGNATOR
(THSD) UNC
NOMINAL THREAD DIAMETER
(AHYM) 0.875 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHANK UNTHREADED HOLE DIAMETER
(AAWB) 0.138 INCHES MINIMUM FIRST HOLE AND 0.140 INCHES MAXIMUM FIRST HOLE

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