National Stock Number
5985-01-020-4428
National Stock Number (NSN) 5985-01-020-4428, or NIIN 010204428, (triplexer) was assigned April 30, 1976 in the Federal Logistics Information System (FLIS). NIIN 010204428 was cancelled on April 19, 2019, 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 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, there are no suppliers that are 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 Jul 22, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 68390. [A MULTIPLEXER CONSISTING OF ONE INPUT AND THREE OUTPUTS. THE SINGLE INPUT IS COMMON TO ALL THREE INDIVIDUAL FILTERS WITH SEPARATE OUTPUTS. THIS DEVICE IS USED TO SEPARATE THREE SEPARATE FREQUENCIES VIA A TRANSMISSION LINE ATTACHED TO THE "COMMON" PORT OF THE TRANSMITTER AND THEN SEPARATED THROUGH THE OUTPUTS COVERING THOSE FREQUENCIES.]. 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 5985010204428 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.