National Stock Number
4310-00-542-2525
National Stock Number (NSN) 4310-00-542-2525, or NIIN 005422525, (compressor unit,rotary) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 29303. [AN ASSEMBLED UNIT CONSISTING OF A COMMONLY MOUNTED ROTARY COMPRESSOR(S) AMD A PRIME MOVER(S). FOR ITEMS WITH ADDITIONAL EQUIPMENT WHICH EXTENDS THE FUNCTION OF THE ITEM BEYOND THE DELIVERY OF COMPRESSED AIR OR GAS, SEE PNEUMATIC TOOL AND COMPRESSOR OUTFIT, OR OTHER MORE SPECIFIC NAMES, AS APPLICABLE. EXCLUDES:AUXILIARY SET, ENGINE DRIVEN.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 4310005422525 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 Jul 01, 2025.