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NSN 5310-01-566-9850, 5310015669850
WASHER,FLAT

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 015669850
Codification Country
United States
Item Name Code
INC 13393
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 5310-01-566-9850

National Stock Number (NSN) 5310-01-566-9850, or NIIN 015669850, (washer,flat) was assigned September 15, 2008 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 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 Feb 16, 2017. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE5E817P1819, SPM7L312M0253, SPM7L310M9178, SPM7L110V9958, SPM7L110V2988. The total value of the awarded contracts has been US$ 5,477.36.

This NSN is fairly common among different weapons systems, belonging to 11 different platforms.

There has been a small amount of 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 Feb 03, 2009, 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) 13393. [A WASHER HAVING A CENTRALLY LOCATED HOLE WITH A SOLID OR LAMINATED CROSS-SECTION AND TWO FLAT PARALLEL BEARING SURFACES. THE HOLE MUST BE 75 PERCENT OR LESS THAN THE LARGEST DIMENSION AND THE BEARING SURFACE FINISH IS GREATER THAN 32 MICROINCH (0.8 MICROMETER). THE THICKNESS CANNOT EXCEED 25 PERCENT OF THE LARGEST OUTSIDE DIMENSION. WHEN THE LARGEST OUTSIDE DIMENSION IS LESS THAN 1/4 INCH OR 6MM, THE THICKNESS MUST BE 0.006 INCHES (0.15MM) OR GREATER AND FOR ITEMS 1/4 INCH (6MM) OR LARGER, THE THICKNESS MUST BE 0.016 INCHES (0.4MM) OR GREATER. THE MAXIMUM TOLERANCE IS APPLIED TO DIMENSIONS AND USED AS A DETERMINING FACTOR. ITEMS WITH SEPARABLE LAMINATION USE SHIM. FOR ITEMS FABRICATED FROM CERAMIC OR ELECTRICALLY RATED MATERIALS BY SPECIFICATION OR INDUSTRY STANDARDS USE INSULATOR (1), WASHER. EXCLUDES:DISK, VALVE, GRAPHITE IMPREGNATED AND LUBRICATED ITEMS.]. 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 5310015669850 does not contain precious metals.

This NSN is associated to Schedule B 8710000090: parts of armored fighting vehicles,motorized, whether or not fitted with weapons. The Schedule B End Use is listed as military trucks, armored vehicles, etc.. NAICS classification category 336992: military armored vehicle, tank, and tank component manufacturing.

This information was last updated on .


Technical Characteristics

MATERIAL
(MATT) STEEL COMP 4130 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL
CENTER HOLE SHAPE STYLE
(ABMX) 1 ROUND
III END ITEM IDENTIFICATION
(AGAV) MRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS
END ITEM IDENTIFICATION
(AGAV) MRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
CENTER HOLE SHAPE STYLE
(ABMX) ROUND
CROSS-SECTIONAL SHAPE STYLE
(AAGR) RECTANGULAR
HARDNESS RATING
(CQFM) 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE DIAMETER
(AAUB) 0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) A829 ASSN STD 1ST MATERIAL RESPONSE OR A322 ASSN STD 1ST MATERIAL RESPONSE OR A331 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6351 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6345 ASSN STD 1ST MATERIAL RESPONSE OR A829 ASSN STD 2ND MATERIAL RESPONSE OR A322 ASSN STD 2ND MATERIAL RESPONSE OR A331 ASSN STD 2ND MATERIAL RESPONSE OR A829 ASSN STD 3RD MATERIAL RESPONSE OR A322 ASSN STD 3RD MATERIAL RESPONSE OR A331 ASSN STD 3RD MATERIAL RESPONSE OR A322 ASSN STD 4TH MATERIAL RESPONSE OR A331 ASSN STD 4TH MATERIAL RESPONSE OVERALL
OVERALL DIAMETER
(ADAV) 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM
MATERIAL
(MATT) STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
PERIPHERAL SHAPE STYLE
(ABMW) ROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-STD-171, 1.9.2.2 MIL STD SINGLE TREATMENT RESPONSE AND ASTM B633, TY II, CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) ZINC OVERALL
THICKNESS
(ABNM) 0.202 INCHES MINIMUM AND 0.216 INCHES MAXIMUM

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