National Stock Number
3950-00-447-8331
National Stock Number (NSN) 3950-00-447-8331, or NIIN 004478331, (lining,friction) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 004478331 was cancelled on August 2, 2003, 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 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, there are no suppliers 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) 11405. [AN ITEM DESIGNED TO BE ATTACHED TO A SEGMENT OR A COMPLETE LINING. IT IS USUALLY DESIGNED TO BE FASTENED TO A SHOE,DISK,BAND,CONE,OR THE LIKE, BUT MAY BE INSTALLED WITHOUT FASTENING. IT PROVIDES A FRICTION SURFACE FOR TRANSMITTING,RETARDING,OR STOPPING MOTION. EXCLUDE: LINING MATERIAL,FRICTION.]. 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 3950004478331 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.