Tube has 36 fins per ft., conforms to mil-h-16235c
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 5999-01-245-9762
NSN 5930-01-168-1025
NSN 2925-01-424-7674
NSN 5905-01-293-5016
NSN 5945-01-005-2804
NSN 6220-00-166-5773
NSN 5960-01-060-4375
NSN 6610-01-361-9988
NSN 5895-00-111-1560
NSN 6220-01-046-7485
NSN 6220-00-854-2532
NSN 2925-00-963-0943