National Stock Number
5985-00-121-1901
National Stock Number (NSN) 5985-00-121-1901, or NIIN 001211901, (coupler,antenna) was assigned October 23, 1968 in the Federal Logistics Information System (FLIS). NIIN 001211901 was cancelled on April 29, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 16118. [A COUPLER WHICH PROVIDES A MEANS OF TRANSFER OF ELECTRICAL ENERGY BETWEEN AN ANTENNA AND OTHER COMPONENTS. SEE ALSO LINE, RADIO FREQUENCY TRANSMISSION; CABLE ASSEMBLY (AS MODIFIED); AND NETWORK, IMPEDANCE MATCHING.]. 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 5985001211901 does not contain precious metals.
This information was last updated on Jul 01, 2025.