National Stock Number
4520-01-565-6814
National Stock Number (NSN) 4520-01-565-6814, or NIIN 015656814, (radiator,heating) was assigned August 4, 2008 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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, only one supplier is 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 a year. 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: SPE8E821P7068. The total value of the awarded contracts has been US$ 1,464.80.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
There has been very little 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 Feb 13, 2014, 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) 04839. [A HEAT TRANSFERRING UNIT DESIGNED TO TRANSFER HEAT TO SURROUNDING AIR BY RADIATION. THE UNIT IS EXPOSED DIRECTLY TO THE SPACE SERVED AND IT IS GENERALLY CONNECTED TO SOME TYPE OF HEAT GENERATING UNIT, SUCH AS A STEAM OR HOT WATER HEATING BOILER, BUT MAY HAVE AN INTEGRAL GAS OR ELECTRIC HEATING UNIT. EXCLUDES:HEATER, CONVECTION, STEAM-HOT WATER.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4520015656814 does not contain precious metals.
This information was last updated on Aug 01, 2025.