National Stock Number
4820-01-252-9447
National Stock Number (NSN) 4820-01-252-9447, or NIIN 012529447, (parts kit,diaphragm replacement) was assigned April 10, 1987 in the Federal Logistics Information System (FLIS). NIIN 012529447 was cancelled on January 2, 2000, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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) 33864. [A PARTS KIT USED TO REPLACE DIAPHRAM(S) IN A BRAKE CHAMBER, CLUTCH CYLINDER, VALVE, AND THE LIKE.]. 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 4820012529447 does not contain precious metals.
This information was last updated on Aug 01, 2025.