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NSN 5310-01-015-6878, 5310010156878
WASHER,FLAT

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 010156878
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5310-01-015-6878

National Stock Number (NSN) 5310-01-015-6878, or NIIN 010156878, (washer,flat) was assigned January 25, 1976 in the Federal Logistics Information System (FLIS). NIIN 010156878 was cancelled on September 21, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310008312336. 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, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

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 5310010156878 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

THICKNESS
(ABNM) 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE
(ABMX) ROUND
PERIPHERAL SHAPE STYLE
(ABMW) ROUND
OVERALL DIAMETER
(ADAV) 0.326 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HOLE DIAMETER
(AAUB) 0.229 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE
(AAGR) RECTANGULAR
MATERIAL
(MATT) STEEL COMP 316 OVERALL

Manufacturer Part Numbers


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