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 5960-01-452-1907
NSN 5960-00-811-5629
NSN 6240-00-990-2567
NSN 5975-00-587-4871
NSN 7035-00-145-9138
NSN 6220-01-525-8719
NSN 5999-00-466-0808
NSN 6145-00-623-7224
NSN 5935-01-330-9354
NSN 5985-00-339-2318
NSN 5905-01-510-9397
NSN 4140-01-175-8873