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NSN 5305-00-458-2254, 5305004582254
SCREW,EXTERNALLY RELIEVED BODY

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 004582254
Codification Country
United States
Item Name Code
INC 01852
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 5305-00-458-2254

National Stock Number (NSN) 5305-00-458-2254, or NIIN 004582254, (screw,externally relieved body) was assigned May 9, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Aug 25, 2011. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPM5AB11V5319, SPM5A110V6643. The total value of the awarded contracts has been US$ 890.40.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 12, 2013, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (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) 01852. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES:UNDERCUT FOR THREAD RELIEF). IT IS NO. 0 (0.060 IN.) (1.5 MM) OR LARGER, AND IS DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) BUT MAY ALSO BE DESIGNED FOR EXTERNAL WRENCHING. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE ALSO BOLT, EXTERNALLY RELIEVED BODY AND BOLT, INTERNAL WRENCHING.]. 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 5305004582254 contains an unknown precious metal.

This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER
(AAWH) 0.905 INCHES MINIMUM AND 0.969 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY
(CSNG) 1
FASTENER LENGTH
(AASB) 1.546 INCHES MINIMUM AND 1.578 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD
(AAWC) 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.187 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
HEAD STYLE
(AASK) HEXAGON
INTERNAL DRIVE STYLE
(ABQZ) SLOT
NOMINAL THREAD DIAMETER
(AHYM) 0.312 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 303 OVERALL
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 18
THREAD SERIES DESIGNATOR
(THSD) UNC
WIDTH BETWEEN FLATS
(AATB) 0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL

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