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NSN 5305-00-177-5312, 5305001775312
SCREW,ASSEMBLED WASHER

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 001775312
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 5305-00-177-5312

National Stock Number (NSN) 5305-00-177-5312, or NIIN 001775312, (screw,assembled washer) was assigned May 28, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated 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 Dec 28, 2012. 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: SPM5E213V1127. The total value of the awarded contracts has been US$ 540.55.

This NSN is somewhat common among different platforms, belonging to 5 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 Dec 12, 2013, 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 5305001775312 contains an unknown precious metal.

This NSN is associated to Schedule B 7318159000: threaded fasteners nesoi of iron or steel. 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) 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 40.0 ROCKWELL C NOMINAL PRIMARY WASHER
HEAD DIAMETER
(AASL) 0.382 INCHES MINIMUM AND 0.408 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.139 INCHES MINIMUM AND 0.153 INCHES MAXIMUM
HEAD STYLE
(AASK) ROUND
INTERNAL DRIVE STYLE
(ABQZ) SLOT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD ALL MATERIAL RESPONSES FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) 66 FED STD ALL MATERIAL RESPONSES PRIMARY WASHER
MATERIAL
(MATT) STEEL COMP 1070 PRIMARY WASHER OR STEEL COMP 1566 PRIMARY WASHER
NOMINAL THREAD DIAMETER
(AHYM) 0.216 INCHES
PRIMARY WASHER MATERIAL THICKNESS
(CTJJ) 0.022 INCHES NOMINAL
PRIMARY WASHER OUTSIDE DIAMETER
(CSPG) 0.395 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
PRIMARY WASHER STYLE
(CTHW) FLAT EXTERNAL TEETH
THREAD CLASS
(AAJD) 2A
THREAD LENGTH
(AASA) 0.644 INCHES MINIMUM AND 0.706 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 24
THREAD SERIES DESIGNATOR
(THSD) UNC
WASHER QUANTITY
(AAVW) 1
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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