National Stock Number
5999-01-281-6993
National Stock Number (NSN) 5999-01-281-6993, or NIIN 012816993, (retainer,shielding gasket) was assigned June 29, 1988 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 24 contracts issued for this part number, with 33 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE7M525V5976, SPE7M524P2706, SPE7M524P1383, SPE7M524P1383, SPE7M523P7086. The total value of the awarded contracts has been US$ 4,243,365.98.
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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 75,355. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 06, 2017, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5999012816993 contains silver.
This information was last updated on Aug 01, 2025.