National Stock Number
4320-01-122-0182
National Stock Number (NSN) 4320-01-122-0182, or NIIN 011220182, (shaft,transmission,pump) was assigned November 13, 1981 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2005, 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 physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 39430. [AN INTERNAL COMPONENT OF A PUMP WHICH MAY BE EITHER TOTALLY ENCLOSED WITHIN THE PUMP FOR DRIVING OTHER INTERNAL COMPONENTS OR IT MAY EXTEND BEYOND THE PUMP HOUSING TO BE EITHER CONNECTED TO AN EXTERNAL POWER SOURCE OR TO PROVIDE POWER TO OTHER MACHINERY.]. 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 4320011220182 does not contain precious metals.
This NSN is associated to Schedule B 8483308065: transmission shafts and cranks: bearing housings, plain shaft bearings with housing, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Jul 01, 2025.