A heat transferring unit utilizing a separate source of steam or hot water as the heat transfer medium. It consists of finned parallel tubes joined together by a header or headers and is designed for installation in the ducts of a forced air circulating system. It may be provided with a flanged outer casing to facilitate mounting of the unit 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 6645-01-032-5337
NSN 4140-01-492-6734
NSN 5975-00-957-6999
NSN 5990-01-621-6969
NSN 5915-01-527-8963
NSN 5925-01-609-0631
NSN 6650-01-541-4357
NSN 5915-00-913-1677
NSN 5965-00-843-8713
NSN 5998-01-206-4672
NSN 2925-01-253-6006
NSN 6645-00-229-1521