Conforms to mil-h-16235c, tube has 60 fins per ft.
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 5835-01-024-3653
NSN 6105-01-196-3511
NSN 6220-00-830-1903
NSN 5950-01-643-5511
NSN 6135-01-632-3365
NSN 6150-01-083-5476
NSN 6240-01-041-7477
NSN 6650-00-629-8027
NSN 5975-00-065-4026
NSN 5996-01-245-2946
NSN 5835-01-065-2786
NSN 5999-01-003-3015