National Stock Number
4320-00-336-5320
National Stock Number (NSN) 4320-00-336-5320, or NIIN 003365320, (sleeve,shaft,pump) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). NIIN 003365320 was cancelled on May 2, 2013, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4320011000696. This NSN replaces 2 stock numbers: 4310003670143, 4320002182449.
There are 8 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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 fairly common among different weapons systems, belonging to 16 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government's rights to use data in its possession is questionable. (NOTE: This code is only applicable to parts under immediate buy requirements and only as long as rights to data are still under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61082. [A TUBULAR SHAPED METALLIC ITEM DESIGNED TO PROVIDE A REPLACEABLE WEARING SURFACE FOR A CENTRIFUGAL PUMP SHAFT. SEE ALSO BEARING, SLEEVE; BUSHING, SLEEVE; AND SPACER, SLEEVE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320003365320 contains an unknown precious metal.
This information was last updated on Jun 01, 2025.