National Stock Number
4540-01-057-3093
National Stock Number (NSN) 4540-01-057-3093, or NIIN 010573093, (heating element,electrical,immersion type) was assigned March 10, 1978 in the Federal Logistics Information System (FLIS). NIIN 010573093 was cancelled on June 2, 2015, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4540007403428. This NSN does not replace any other NSNs.
There are 4 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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 5 years, with the most recent procurement date of Sep 17, 2014. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M014M5994, SPE7M014M5703. The total value of the awarded contracts has been US$ 2,836.60.
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 Apr 25, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 11327. [AN ELECTRICAL DEVICE IN THE FORM OF A RESISTOR CONSISTING OF A RESISTANCE WIRE, AN INSULATING MATERIAL, AND A SHEATH. IT IS DESIGNED TO TRANSFORM ELECTRICAL CURRENT INTO HEAT WHILE IMMERSED IN A LIQUID TO BE HEATED OR IN CONTACT WITH MATERIALS TO BE MELTED. IT MAY INCLUDE AN AUTOMATIC CONTROL TO REGULATE THE AMOUNT OF HEAT GENERATED.]. 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 4540010573093 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.