National Stock Number (NSN) 4420-01-134-2057, or NIIN 011342057, (heater,fluid,industrial) was assigned June 30, 1982 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4420012353401.
There are 4 manufacturer part numbers associated with this NSN. 2 of those 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 18 contracts issued for this part number, with 18 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE8E821V1386, SPE8E821V0914, SPE8E821V0696, SPE8E820V2337, SPE8E820V1833. The total value of the awarded contracts has been US$ 514,434.37.
This NSN is fairly common among different weapons systems, belonging to 13 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 21,341. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2004, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 04042. [AN APPARATUS DESIGNED TO RAISE THE TEMPERATURE OF A FLUID BY BRINGING IT INTO PROXIMITY WITH ANOTHER FLUID OF HIGHER TEMPERATURE SO THAT HEAT TRANSFER IS EFFECTED BY DIRECT CONTACT OR BY PASSING THOSE FLUIDS THROUGH PIPE(S), TUBE(S), OR COILS WHICH ARE SUBMERGED IN A TANK OF HOT WATER OR STEAM WHICH IS SUPPLIED FROM AN OUTSIDE SOURCE. THE FLUID IS NEVER STORED IN THIS TANK. EXCLUDES:AIR CONDITIONING, ELECTRIC FLUID HEATERS, AND REFRIGERATION EQUIPMENT.]. 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 4420011342057 does not contain precious metals.
This information was last updated on Aug 01, 2025.