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 5975-01-634-0678
NSN 6645-01-553-8500
NSN 5999-00-591-6774
NSN 5835-01-013-9321
NSN 5990-01-061-5618
NSN 2925-01-424-0235
NSN 5960-00-082-0493
NSN 7035-00-007-2739
NSN 6150-01-137-7942
NSN 6150-00-004-1225
NSN 6620-00-992-5876
NSN 2925-01-604-8984