National Stock Number
5996-00-412-8056
National Stock Number (NSN) 5996-00-412-8056, or NIIN 004128056, (amplifier,intermediate frequency) was assigned April 27, 1974 in the Federal Logistics Information System (FLIS). NIIN 004128056 was cancelled on December 5, 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 are 2 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 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 May 13, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 00885. [AN ELECTRONIC DEVICE WHOSE INPUT SIGNALS CONTROLS A LOCAL SOURCE OF POWER AND DELIVERS AN OUTPUT SIGNAL OF GREATER AMPLITUDE WITH RESPECT TO CURRENT AND/OR VOLTAGE. THE OUTPUT SIGNALS CHARACTERISTICS ARE UNIFORMLY RELATED TO THE INPUT SIGNALS. IT IS TUNED TO A SINGLE FIXED FREQUENCY WHICH IS THE RESULTANT OF HETERODYNE ACTION BETWEEN A LOCAL OSCILLATOR FREQUENCY AND A SIGNAL FREQUENCY INTRODUCED FROM AN EXTERNAL SOURCE.]. 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 5996004128056 does not contain precious metals.
This information was last updated on Aug 01, 2025.