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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 5945-00-636-9934
NSN 6105-01-303-8396
NSN 5925-00-018-9198
NSN 6145-01-213-7400
NSN 6320-00-886-9771
NSN 5835-01-068-3417
NSN 5920-00-341-6340
NSN 5960-01-439-9517
NSN 5945-01-012-3228
NSN 6145-00-582-1301
NSN 6150-01-276-7237
NSN 5975-00-081-2171