National Stock Number
5330-99-603-8698
National Stock Number (NSN) 5330-99-603-8698, or NIIN 996038698, (seal ring,metal) has an unknown assigned date. This NSN replaces 1 stock number, 5365004678736.
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, with the most recent procurement date of May 25, 2016. There have been 3 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPRPA114G002X, SPRPA114G002X, SPRPA114G002X, SPRPA114G002X, SPE5EM15M1358. The total value of the awarded contracts has been US$ 21,603.52.
This NSN is unique to one weapons system.
There has been a small amount of 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) 21205. [A CIRCULAR SHAPED ITEM DESIGNED TO BE INSTALLED IN A SPECIALLY PREPARED GROOVE OR COUNTERBORE TO PROVIDE A LOW PRESSURE SEAL. IT MAY BE SUPPLIED IN VARIOUS CROSS-SECTIONAL SHAPES. IT MAY BE SOLID OR CUT THROUGH TO ALLOW FOR INSTALLATION AND FITTING. EXCLUDES ITEMS WHOSE PRIMARY FUNCTION IS TO PROVIDE SEALING, WIPING, OR WEARING SURFACE CAPABILITIES FOR PISTON CONFIGURATIONS. SEE ALSO RING,PISTON AND RING,WIPER.].
This information was last updated on Jan 28, 2026.