National Stock Number (NSN) 4310-00-542-4111, or NIIN 005424111, (compressor unit,reciprocating) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 10 stock numbers. Five of the National Stock Numbers that it replaces are: 4310011482614, 4310011246639, 4310011059832, 4310010893153, 4310010798604.
There are 8 manufacturer part numbers associated with this NSN. 2 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, 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, with the most recent procurement date of Aug 30, 2016. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M216M2781. The total value of the awarded contracts has been US$ 1,500.00.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 25, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 4310005424111 does not contain precious metals.
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 Jul 01, 2025.