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 5905-01-608-5018
NSN 5895-01-142-1785
NSN 6320-01-564-0893
NSN 6150-00-854-8524
NSN 7035-00-286-6221
NSN 6220-01-571-9447
NSN 5950-01-110-3712
NSN 5945-01-508-4652
NSN 5975-00-983-5239
NSN 6240-01-213-9087
NSN 5855-01-103-1474
NSN 6135-01-280-2883