National Stock Number (NSN) 5340-01-260-2490, or NIIN 012602490, (plate,retaining,seal) was assigned July 28, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 24, 2014. There have been 3 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A515M1412, N0038308G001X, N0038308G001X, N0038308G001X, N0038308G001X. The total value of the awarded contracts has been US$ 192,168.69.
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$ 5,022. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 13, 2014, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (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) 36133. [A GENERALLY FLAT ITEM VARIED IN SHAPE WITH OR WITHOUT A CENTRALLY LOCATED HOLE, DESIGNED TO HOLD SEALS IN PLACE. IT MUST HAVE DRILLED AND/OR TAPPED HOLES FOR MOUNTING PURPOSES. EXCLUDES COVER, ACCESS, SHIM AND SPACER, PLATE. SEE ALSO FLANGE (AS MODIFIED).]. 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 5340012602490 does not contain precious metals.
This NSN is associated to Schedule B 8309900000: stoppers, caps and lids nesoi (not crown), capsules for bottles, threaded bungs, bung covers, seals and other packing accessories and parts, base metl. The Schedule B End Use is listed as finished metal shapes.
This information was last updated on Aug 01, 2025.