National Stock Number
4130-01-178-5545
National Stock Number (NSN) 4130-01-178-5545, or NIIN 011785545, (compressor unit,refrigeration) was assigned May 7, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. 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 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 15, 2012, 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) 29305. [AN ITEM CONSISTING OF A REFRIGERATION COMPRESSOR AND PRIME MOVER, IT MAY BE OPEN OR ENCLOSED IN A HERMETICALLY SEALED HOUSING, HAVING INLET AND OUTLET CONNECTIONS AND FACILITIES FOR MOUNTING.]. 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 4130011785545 does not contain precious metals.
This information was last updated on Jul 01, 2025.