NSN 5331-00-542-1612, 5331005421612
Cancelled -> Replaced by 1650005144269

Federal Supply Classification: FSC 5331 - O-Ring
National Item Identification Number: NIIN 005421612
Codification Country: United States
Item Name Code: INC 47946
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 5331-00-542-1612

National Stock Number (NSN) 5331-00-542-1612, or NIIN 005421612, (o-ring) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005421612 was cancelled on November 2, 2009, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5331002651095. This NSN replaces 1 stock number, 1650005144269.

There are 12 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 6 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Aug 27, 2009. 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: SPM5M209M2730. The total value of the awarded contracts has been US$ 105.61.

This NSN is unique to one weapons system.

There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 9 countries.

This NSN is assigned to Item Name Code (INC) 47946. [A NONMETALLIC CIRCULAR ITEM WITH AN APERATURE, HAVING A SOLID ROUND CROSS-SECTION. THEY ARE USED PRIMARILY FOR SEALING. FOR ITEMS WITH OTHER THAN ROUND CROSS SECTION, SEE PACKING,PREFORMED. FOR NONCIRCULAR ITEMS WITH A ROUND CROSS-SECTION, SEE SEAL,NONMETALLIC ROUND SECTION AND RUBBER,ROUND SECTION.]. 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 5331005421612 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.