National Stock Number
4310-00-931-0931
National Stock Number (NSN) 4310-00-931-0931, or NIIN 009310931, (compressor,reciprocating) was assigned September 12, 1966 in the Federal Logistics Information System (FLIS). NIIN 009310931 was cancelled on October 2, 2015, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 2 stock numbers: 4310009834265, 4310004543305.
There are 10 manufacturer part numbers associated with this NSN. 7 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 27, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03815. [A POSITIVE DISPLACEMENT COMPRESSOR DESIGNED TO COMPRESS AIR OR GAS FROM AN INITIAL INTAKE PRESSURE TO A HIGHER DISCHARGE PRESSURE BY MEANS OF RECIPROCATING PISTON(S) IN CYLINDER(S). IT IS DESIGNED TO BE DRIVEN BY AN INDEPENDENT POWER SOURCE, SUCH AS AN ELECTRIC MOTOR, GASOLINE OR DIESEL ENGINE, OR THE LIKE. IT DOES NOT INCLUDE THE PRIME MOVER, AIR STORAGE TANK, AND THE LIKE. IT MAY INCLUDE VARIOUS PERIPHERAL COMPONENTS, SUCH AS DRIVE PULLEY, UNLOADER, AND THE LIKE.]. 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 4310009310931 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.