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NSN 5305-00-042-3568, 5305000423568
SCREW,ASSEMBLED WASHER

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 000423568
Codification Country
United States
Item Name Code
INC 06660
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 5305-00-042-3568

National Stock Number (NSN) 5305-00-042-3568, or NIIN 000423568, (screw,assembled washer) was assigned January 1, 1963 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. 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, with the most recent procurement date of Jun 15, 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: SPM5AY11D0010, SPM5AY11D0010, SPM5A109V5196, SPM5A109V5196, SPM5A109V5196. The total value of the awarded contracts has been US$ 10,957.20.

This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.

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 02, 2006, 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) 06660. [A SCREW, (AS MODIFIED) TO WHICH HAS BEEN ASSEMBLED ONE OR MORE NONREMOVABLE WASHER(S).]. 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 5305000423568 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

FASTENER LENGTH
(AASB) 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM
HEAD STYLE
(AASK) HEXAGON
INTERNAL DRIVE STYLE
(ABQZ) SLOT
NOMINAL THREAD DIAMETER
(AHYM) 0.375 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL
(MATT) STEEL COMP 1010 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1050 OVERALL
PRIMARY WASHER MATERIAL THICKNESS
(CTJJ) 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM
PRIMARY WASHER OUTSIDE DIAMETER
(CSPG) 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM
PRIMARY WASHER STYLE
(CTHW) FLAT EXTERNAL TEETH
THREAD CLASS
(AAJD) 2A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.469 INCHES MINIMUM AND 0.594 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNC
THREAD QUANTITY PER INCH
(CMLP) 16
WASHER QUANTITY
(AAVW) 1
WIDTH BETWEEN FLATS
(AATB) 0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL OR ZINC OVERALL

Manufacturer Part Numbers


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