National Stock Number
2540-21-914-4094
National Stock Number (NSN) 2540-21-914-4094, or NIIN 219144094, (control box,electrical,vehicular heater) has an unknown assigned date. 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 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, with the most recent procurement date of Sep 25, 2018. 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: SPE7L218P1128, SPE7L218P1128, SPE7L218P1128, SPE7L218P1128, SPE7L515V2306. The total value of the awarded contracts has been US$ 38,761.44.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 22003. [A METAL OR PLASTIC INCLOSURE WHICH INCLUDES, MOUNTS AND PROTECTS ANY QUANTITY AND/OR COMBINATIONS OF ELECTRICAL DEVICES, SUCH AS SWITCHES, RELAYS, CIRCUIT BREAKERS, AND THE LIKE. IT MUST INCLUDE ITEMS, WITH ACTUATORS EXTENDING FROM THE BOX WHICH INCLOSES THE CIRCUITS ELEMENTS. IT IS SPECIFICALLY DESIGNED TO CONTROL THE CIRCUITS OF A VEHICULAR HEATER. FOR BOXES WHICH INCLUDE ONLY CIRCUIT BREAKERS, SWITCHES, JACKS, FUSE HOLDERS OR TERMINALS AND/OR TERMINAL BOARDS, SEE CIRCUIT BREAKER BOX; SWITCH BOX; JACK BOX; FUSE BOX AND TERMINAL BOX. SEE ALSO SWITCH BOARD (AS MODIFIED) AND PANEL, FUSE. FOR BOXES WIRED TO PROVIDE THE INTERCONNECTING FACILITIES FOR A SPECIFIC GROUP OF ELECTRONIC ITEMS OUTSIDE FOR THE BOX, SEE INTERCONNECTING BOX. EXCLUDES CONNECTOR-LIGHT; CONNECTOR-LIGHT-SWITCH; CONNECTOR-SWITCH AND DISTRIBUTION BOX.].
This information was last updated on Aug 11, 2025.