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NSN 5310-00-890-3298, 5310008903298
WASHER,SPLIT

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 008903298
Codification Country
United States
Item Name Code
INC 15937
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 5310-00-890-3298

National Stock Number (NSN) 5310-00-890-3298, or NIIN 008903298, (washer,split) was assigned April 12, 1968 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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, with the most recent procurement date of Aug 21, 2013. 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: SPM5E813M7746. The total value of the awarded contracts has been US$ 50.40.

This NSN is unique to one weapons system.

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 May 31, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 15937. [A WASHER, ROUND IN SHAPE, AND HAVING A CENTRALLY LOCATED HOLE. ITS TWO FLAT PARALLEL BEARING SURFACES ARE DIVIDED OR CUT ALONG THE RADIUS, LEAVING A CLEFT, FISSURE, OR CUTAWAY PORTION ACROSS THE RIM WHCH EXTENDS FROM THE OUTER CIRCUMFERENCE TO THE WASHER HOLE BUT WHICH IS NEVER AS LARGE AS THE WASHER HOLE DIAMETER. EXCLUDES WASHER (1), LOCK.]. 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 5310008903298 contains an unknown precious metal.

This NSN is associated to Schedule B 7318220000: washers other than lock washers, iron or steel. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

STYLE DESIGNATOR
(STYL) SPLIT
MATERIAL
(MATT) STEEL COMP 302 OVERALL
MATERIAL THICKNESS
(ABPX) 0.003 INCHES MINIMUM AND 0.007 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER
(ABKV) 1.705 INCHES MINIMUM AND 1.715 INCHES MAXIMUM
HOLE DIAMETER
(AAUB) 1.505 INCHES MINIMUM AND 1.515 INCHES MAXIMUM
HEAT TREATMENT
(HEAT) COLD DRAWN 1/4 HARD CONDITION
DISTANCE ACROSS SPLIT OPENING
(ABMF) 0.010 INCHES MINIMUM AND 0.040 INCHES MAXIMUM

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