National Stock Number
5331-01-399-3912
National Stock Number (NSN) 5331-01-399-3912, or NIIN 013993912, (o-ring) was assigned November 27, 1988 in the Federal Logistics Information System (FLIS). NIIN 013993912 was cancelled on May 2, 2000, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5330010531452. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. 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.
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 critical feature 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 5331013993912 contains an unknown precious metal.
This information was last updated on Apr 01, 2025.