National Stock Number
2930-01-052-2891
National Stock Number (NSN) 2930-01-052-2891, or NIIN 010522891, (radiator,engine coolant) was assigned December 12, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2930001184973.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 22138. [A HEAT TRANSFER DEVICE HAVING A TANK(S) AND CORE(S) SPECIFICALLY DESIGNED TO REDUCE THE TEMPERATURE OF THE LIQUID IN AN INTERNAL COMBUSTION ENGINE COOLING SYSTEM. EXCLUDES ENGINE OIL COOLER RADIATORS.]. 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 2930010522891 does not contain precious metals.
This NSN is associated to Schedule B 8708915000: radiators for vehicles, other than tractors for agricultural use. The Schedule B End Use is listed as other parts and accessories of vehicles.
This information was last updated on Jul 01, 2025.