Magnetic; manual reset
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 6220-00-707-5044
NSN 5985-00-419-0342
NSN 5925-01-359-3238
NSN 6110-01-355-4536
NSN 5920-00-422-5517
NSN 5990-00-085-4299
NSN 2925-01-514-9358
NSN 5998-01-133-2154
NSN 6220-01-449-2807
NSN 6145-01-050-7531
NSN 5910-01-087-6360
NSN 5996-01-468-6719