National Stock Number
4310-01-139-4907
National Stock Number (NSN) 4310-01-139-4907, or NIIN 011394907, (compressor unit,reciprocating) was assigned October 3, 1982 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 6 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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. ISO Group has several sources of supply for this NSN.
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 a small amount of 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 Jul 02, 2000, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 29301. [AN ASSEMBLED UNIT CONSISTING OF A COMMONLY MOUNTED RECIPROCATING COMPRESSOR(S) AND A PRIME MOVER(S). FOR ITEMS WITH ADDITIONAL EQUIPMENT WHICH EXTENDS THE FUNCTION OF THE UNIT BEYOND THE DELIVERY OF COMPRESSED AIR OR GAS, SEE PNEUMATIC TOOL AND COMPRESSOR OUTFIT, OR MORE SPECIFIC NAMES, AS APPLICABLE. EXCLUDES:AUXILIARY SET, ENGINE DRIVEN.]. 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 4310011394907 contains an unknown precious metal.
This NSN is associated to Schedule B 8414809000: air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether fitted with filters, nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333912: air and gas compressor manufacturing.
This information was last updated on Jun 01, 2025.