90 copper 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 5930-00-411-7628
NSN 6685-00-844-6290
NSN 4140-00-816-8820
NSN 6130-01-400-6123
NSN 5925-01-111-1316
NSN 5999-00-290-5898
NSN 4140-01-110-0188
NSN 5930-01-388-0865
NSN 5855-00-149-0766
NSN 6145-00-921-7990
NSN 6240-01-322-4887
NSN 5920-00-271-3217