National Stock Number
2590-01-077-4937
National Stock Number (NSN) 2590-01-077-4937, or NIIN 010774937, (diaphragm,horn) has an unknown assigned date. NIIN 010774937 was cancelled on September 24, 1999, 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 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) 02442. [AN ITEM IN THE FORM OF A THIN FLEXIBLE SHEET USED WITH EITHER A FLUID OR ELECTRIC HORN. IT MAY OR MAY NOT HAVE BOLT HOLES AND/OR MOUNTING ATTACHMENTS. ITS FUNCTION IS TO CONVERT EITHER FLUID MOTION OR MAGNETIC ENERGY TO SOUND WAVES.]. 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2590010774937 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.