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 5910-01-163-5196
NSN 5915-01-242-2784
NSN 6145-00-402-0414
NSN 4140-00-804-5667
NSN 6145-01-061-9503
NSN 6685-01-097-9062
NSN 5835-01-131-2027
NSN 6145-01-607-6051
NSN 5930-00-445-1719
NSN 5960-00-431-8739
NSN 6320-00-908-6841
NSN 5996-01-432-2356