National Stock Number
6605-21-920-4579
National Stock Number (NSN) 6605-21-920-4579, or NIIN 219204579, (control-indicator) has an unknown assigned date. 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 2 suppliers. 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.
This NSN is assigned to Item Name Code (INC) 00908. [A COMPONENT WHICH PERFORMS THE DUAL FUNCTION OF PRESENTING VISUAL INFORMATION FROM OTHER SOURCES SUCH AS NAVIGATION, RADAR AND THE LIKE AND REGULATING THE MODE OF OPERATION OF THOSE SOURCES. THIS ITEM IS ESSENTIAL TO THE END USE OR OPERATION OF THE OTHER SOURCES. SEE ALSO CONTROL-MONITOR.].
This information was last updated on Oct 17, 2025.