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 6130-01-570-5464
NSN 5975-01-247-8846
NSN 5895-00-617-6340
NSN 5975-01-348-1984
NSN 6130-00-581-9322
NSN 5925-00-925-9599
NSN 5920-01-451-4260
NSN 5950-01-139-6830
NSN 4140-01-213-4908
NSN 5915-00-235-3647
NSN 5960-00-127-5594
NSN 6320-01-322-8340