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 4140-01-553-9193
NSN 5915-01-426-8862
NSN 5930-01-641-2933
NSN 6240-00-269-3346
NSN 5985-00-847-9149
NSN 4140-01-535-6477
NSN 5855-01-306-5655
NSN 5998-00-152-8829
NSN 6130-01-488-7761
NSN 5996-00-691-5544
NSN 6650-00-202-4540
NSN 5945-01-524-5779