National Stock Number
5331-00-377-5326
National Stock Number (NSN) 5331-00-377-5326, or NIIN 003775326, (o-ring) was assigned March 16, 1974 in the Federal Logistics Information System (FLIS). NIIN 003775326 was cancelled on November 2, 1999, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5331001660991. 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 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 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 5331003775326 does not contain precious metals.
This information was last updated on Jul 01, 2025.