National Stock Number
5821-01-252-1021
National Stock Number (NSN) 5821-01-252-1021, or NIIN 012521021, (transmitting set,telemetric data) was assigned March 29, 1987 in the Federal Logistics Information System (FLIS). NIIN 012521021 was cancelled on December 15, 2017, 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. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 02037. [A COMPLETE ELECTRONIC SET DESIGNED TO PROPAGATE RADIO FREQUENCY ENERGY CARRYING METER OR INSTRUMENT DATA AS MODULATIONON A CARRIER.]. 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 5821012521021 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.