National Stock Number
5840-00-320-2644
National Stock Number (NSN) 5840-00-320-2644, or NIIN 003202644, (cavity,tuned) was assigned November 11, 1973 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 26, 1999, 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) 00314. [AN INCLOSURE, WITH A CONDUCTIVE INNER WALL, WHOSE RESONANT FREQUENCY IS DETERMINED BY ITS INTERNAL DIMENSIONS. FOR CALIBRATED ITEMS WHICH ARE USED TO MEASURE WAVELENGTH OR FREQUENCY, SEE WAVEMETER; SEE ALSO FREQUENCY METER.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5840003202644 contains a combination of two or more precious metals (silver,gold, platinum).
This NSN is associated to Schedule B 8529904720: radar apparatus parts. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
This information was last updated on Jul 01, 2025.