National Stock Number
5985-00-992-4211
National Stock Number (NSN) 5985-00-992-4211, or NIIN 009924211, (diplexer) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). NIIN 009924211 was cancelled on May 12, 2000, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 5840006830963.
There are no manufacturer part numbers associated to 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) 29718. [AN ITEM DESIGNED TO ALLOW A SINGLE ANTENNA TO BE USED FOR SIMULTANEOUS TRANSMISSION AND RECEPTION ON DIFFERENT FREQUENCIES. IT IS INSTALLED IN A TRANSMISSION LINE OR WAVEGUIDE SYSTEM BETWEEN THE TRANSMITTER(S) AND/OR RECEIVERS AND A COMMON ANTENNA. IT MAY HAVE PROVISIONS FOR TUNING.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5985009924211 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.