National Stock Number (NSN) 5840-01-658-4493, or NIIN 016584493, (transmitter,radar) was assigned September 27, 2016 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 13 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A725PA491, SPE4A725P5329, SPE4A724V3901, SPE4A124V0166, SPE4A724P2092. The total value of the awarded contracts has been US$ 44,325.71.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
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$ 22,928. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 05, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00501. [A COMPONENT WHICH GENERATES ELECTRICAL SIGNALS OF PROPER FREQUENCY AND FORM WHICH WHEN APPLIED TO AN ANTENNA WILL PROPAGATE ELECTROMAGNETIC WAVES INTO SPACE, THE REFLECTED WAVE BEING UTILIZED FOR RADAR APPLICATIONS. MAY INCLUDE AN INTEGRAL MODULATOR AND ACCESSORIES.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5840016584493 does not contain precious metals.
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 Aug 01, 2025.