National Stock Number
5331-01-053-1009
National Stock Number (NSN) 5331-01-053-1009, or NIIN 010531009, (o-ring) was assigned December 28, 1977 in the Federal Logistics Information System (FLIS). NIIN 010531009 was cancelled on January 2, 2005, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5331009270029. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
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 has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5331010531009 contains an unknown precious metal.
This information was last updated on Apr 01, 2025.