National Stock Number
4520-00-273-1127
National Stock Number (NSN) 4520-00-273-1127, or NIIN 002731127, (heater,convection,steam-hot water) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002731127 was cancelled on June 2, 2003, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4520002731149. 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, 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 5 years.
This NSN is assigned to Item Name Code (INC) 16506. [A HEAT TRANSFERRING UNIT, INCLOSED IN A CABINET, DESIGNED TO WARM A STREAM OF AIR BY CONVECTION AS IT CIRCULATES OVER THE HEATING ELEMENTS RATHER THAN BY DIRECT RADIATION. EXCLUDES:RADIATOR, HEATING.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4520002731127 contains an unknown precious metal.
This information was last updated on May 01, 2025.