National Stock Number
4820-01-289-8415
National Stock Number (NSN) 4820-01-289-8415, or NIIN 012898415, (diaphragm,valve,flat) was assigned December 1, 1988 in the Federal Logistics Information System (FLIS). NIIN 012898415 was cancelled on December 2, 2001, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820011146434. 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) 60396. [AN ITEM IN THE FORM OF ONE OR MORE THIN FLEXIBLE SHEETS NORMALLY DESIGNED TO FORM A TIGHT SEAL BETWEEN CHAMBERS OF A VALVE, AND TO TRANSMIT MOTION TO A VALVE DISK EITHER DIRECTLY OR THROUGH A MECHANICAL LINKAGE. THE SURFACE OF THE ITEM(S) MAY NOT BE FORMED OR MOLDED TO HAVE A BEADED OR ROLLED EDGE, RIBS, OR ANY OTHER RAISED SURFACES. THE ITEM MAY CONTAIN BOLT HOLES AND/OR A CENTER HOLE. EXCLUDES DIAPHRAGM, VALVE, SPECIAL SHAPED AND GASKET.]. 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 4820012898415 does not contain precious metals.
This information was last updated on Aug 01, 2025.