National Stock Number
5331-01-549-4704
National Stock Number (NSN) 5331-01-549-4704, or NIIN 015494704, (o-ring) was assigned March 21, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 15 manufacturer part numbers associated with this NSN. 3 of those 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. ISO Group has a strong supply network for this NSN, with 12 sources of supply.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.
There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 12 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 30, 2009, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5331015494704 does not contain precious metals.
This information was last updated on Jun 01, 2025.