National Item Identification Number
00-851-4899
008514899
4520-00-851-4899
4520008514899
National Stock Number
Item Name
HEATER,DUCT TYPE,STATIONARY
Federal Supply Class
4520
Description
A device capable of producing heat from gas, liquid fuel, or an electrical heating element designed for permanent installation in sheet metal ducts of a forced air circulating system. It consists of (1) a finned, steel burner tube, a combustion air blower, a control panel, and a constant level fuel supply system or (2) a device having a heating element which when connected to an electrical source, directly imparts heat. It may be provided with a flanged outer casing to facilitate mounting in planned or existing duct work. Circulation of the heated air is achieved by use of a blower or fan not integral with the heating unit.
Commercial and Government Entity Code (Supplier Data)
19207
Reference Numbers (Part Numbers)
10873747
Required Categories
HEAT MEDIUM TYPE
MOUNTING TYPE
OPERATING CONTROL TYPE
Required Description
AIR
ANY ACCEPTABLE
ANY ACCEPTABLE