National Stock Number
4520-00-453-8982
National Stock Number (NSN) 4520-00-453-8982, or NIIN 004538982, (unit heater,air circulating,stea) was assigned April 16, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 04874. [A HEATING DEVICE WHICH IS CONNECTED TO A CENTRAL SOURCE OF HOT WATER OR STEAM, FOR THE PURPOSE OF DISTRIBUTING HEAT, BY MEANS OF A MOTOR-DRIVEN FAN, THROUGHOUT A ROOM OR BUILDING. BY INTRODUCING OUTSIDE AIR, IT MAY ALSO BE UTILIZED FOR VENTILATING PURPOSES OR A COMBINATION OF HEATING AND VENTILATING.]. 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 4520004538982 contains an unknown precious metal.
This NSN is associated to Schedule B 7322900000: air heaters and hot air distributors, not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel. The Schedule B End Use is listed as household appliances. NAICS classification category 333415: air-conditioning and warm air heating equipment and commercial and industrial refrigeration equipment manufacturing.
This information was last updated on Jul 01, 2025.