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NSN 5310-01-557-0948, 5310015570948
WASHER,FLAT

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 015570948
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 5310-01-557-0948

National Stock Number (NSN) 5310-01-557-0948, or NIIN 015570948, (washer,flat) was assigned October 11, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers 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 May 19, 2015. There have been 5 contracts issued for this part number, with 5 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: SPE5E715V3789, SPM5E713M4501, SPM5A811M5000, SPM5A710M3390, SPM7L110V7074. The total value of the awarded contracts has been US$ 630.33.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

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 Jun 16, 2009, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.

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 5310015570948 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

III PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) 20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER
END ITEM IDENTIFICATION
(AGAV) MRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS
CENTER HOLE SHAPE STYLE
(ABMX) ROUND
HOLE DIAMETER
(AAUB) 21.165 MILLIMETERS NOMINAL
OVERALL DIAMETER
(ADAV) 36.6 MILLIMETERS NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) 20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER
MATERIAL
(MATT) STEEL OVERALL
SPECIAL FEATURES
(FEAT) 20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER
SPECIFICATION/STANDARD DATA
(ZZZK) D8286-DIN 125, TYPE A PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SUPPLEMENTARY FEATURES
(SUPP) MATERIAL = LOW CARBON STEEL. MILD ZINC COATING WITH COLORLESS CHROMATE CONVERSION COATINGS. PRODUCT WEIGHT = .0378LBS
SURFACE TREATMENT
(SFTT) ZINC OVERALL
III END ITEM IDENTIFICATION
(AGAV) MRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS
III SUPPLEMENTARY FEATURES
(SUPP) MATERIAL = LOW CARBON STEEL. MILD ZINC COATING WITH COLORLESS CHROMATE CONVERSION COATINGS. PRODUCT WEIGHT = .0378LBS
CENTER HOLE SHAPE STYLE
(ABMX) 1 ROUND

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