National Stock Number
4310-01-297-1000
National Stock Number (NSN) 4310-01-297-1000, or NIIN 012971000, (vane,rotary air compressor) was assigned March 29, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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, only one supplier is 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 somewhat common among different platforms, belonging to 2 different weapons systems.
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) 50995. [A FLAT OR CURVED ITEM DESIGNED TO BE MOUNTED ON THE ROTOR OF AN AIR COMPRESSOR. THE VANES DIRECT THE AIR FLOW THROUGH THE COMPRESSOR AND CREATE OR MAINTAIN THE DESIRED PRESSURE AND FLOW CAPACITY.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4310012971000 does not contain precious metals.
This information was last updated on Aug 01, 2025.