NSN 5310-12-170-2731, 5310121702731
WASHER,SPRING TENSION

Federal Supply Classification: FSC 5310 - Nuts and Washers
National Item Identification Number: NIIN 121702731
Codification Country: Germany
Item Name Code: INC 15938
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 5310-12-170-2731

National Stock Number (NSN) 5310-12-170-2731, or NIIN 121702731, (washer,spring tension) has an unknown assigned date. NIIN 121702731 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There are 2 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are 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) 15938. [A BENT SPRING METAL WASHER WITH A CENTRALLY LOCATED HOLE. IT IS DESIGNED TO EXERT PRESSURE AXIALLY WHEN ASSEMBLED IN PLACE.].

This information was last updated on Oct 24, 2025.