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.
Classification: Air heaters and hot air distributors, not electrically heated, incorporating a motor-driven fan or blower, and parts thereof, of iron or steel
NSN 5945-01-227-2025
NSN 5925-01-068-2887
NSN 2925-01-446-6976
NSN 5999-01-237-7194
NSN 5999-01-470-4245
NSN 6105-00-161-1834
NSN 6685-01-098-5110
NSN 5855-00-832-9341
NSN 7035-00-465-3298
NSN 5998-00-089-2285
NSN 5935-01-468-7840
NSN 5915-00-660-9262