Contains 3 elements
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 5835-01-632-6627
NSN 6145-00-502-1828
NSN 5915-00-141-0410
NSN 5930-01-545-7816
NSN 5895-01-214-9145
NSN 6135-00-405-1989
NSN 5998-01-011-1360
NSN 5920-00-482-0896
NSN 6620-01-607-5738
NSN 5985-01-467-2632
NSN 5990-01-476-9956
NSN 6150-01-611-0954