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 5950-00-298-2042
NSN 5895-01-429-1255
NSN 5905-00-969-8992
NSN 5996-00-343-9341
NSN 5985-00-624-8645
NSN 5999-01-468-2028
NSN 5930-01-495-6753
NSN 5915-01-167-1612
NSN 6135-00-221-4720
NSN 5935-00-339-1021
NSN 6220-01-079-4119
NSN 6105-01-198-3069