W/one element each
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 2925-01-371-6853
NSN 6620-00-064-7992
NSN 5895-01-076-3495
NSN 5915-01-565-3091
NSN 5996-01-397-6457
NSN 5965-00-318-6479
NSN 5935-00-477-1148
NSN 5985-01-179-2771
NSN 5920-01-493-3273
NSN 5960-00-253-0867
NSN 5965-01-161-8097
NSN 5975-01-116-3678