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NSN 5310-01-166-6684, 5310011666684
Cancelled -> Replaced by 5310012107910

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 011666684
Codification Country
United States
Item Name Code
INC 14218
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 5310-01-166-6684

National Stock Number (NSN) 5310-01-166-6684, or NIIN 011666684, (washer,lock) was assigned November 16, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5310012107910.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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, with the most recent procurement date of May 20, 2019. 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: SPE4A519P5407. The total value of the awarded contracts has been US$ 357.00.

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 Apr 25, 2008, 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 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) 14218. [A WASHER, USUALLY ROUND, WITH A CENTRALLY-LOCATED HOLE. ITS EDGES AND TWO BEARING SURFACES ARE DESIGNED IN SUCH A WAY THAT APPLIED PRESSURE BRINGS INTO PLAY THE SPRING TENSION AND/OR FRICTIONAL LOCKING PRINCIPLE THAT MATERIALLY RESISTS ANY TENDENCY TOWARD TURNING. IT MAY BE MADE OF ONE OR TWO PIECES.]. 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 5310011666684 does not contain precious metals.

This NSN is associated to Schedule B 7318210000: spring washers and other 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

COLOR
(HUES) BLACK OVERALL
SURFACE TREATMENT
(SFTT) OXIDE OVERALL
MATERIAL
(MATT) STEEL OVERALL
COLOR
(HUES) UNABLE TO DECODE
HOLE DIAMETER
(AAUB) 0.255 INCHES NOMINAL
MATERIAL THICKNESS
(ABPX) 0.062 INCHES NOMINAL
MATERIAL
(MATT) UNABLE TO DECODE
OUTSIDE DIAMETER
(ABKV) 0.489 INCHES NOMINAL
STYLE DESIGNATOR
(STYL) SPLIT HELICAL-RIGHT HAND
SURFACE TREATMENT
(SFTT) UNABLE TO DECODE

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