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 6220-00-526-7639
NSN 6620-01-365-1499
NSN 5985-01-053-7808
NSN 6650-01-449-1413
NSN 5935-01-644-8878
NSN 7035-01-541-2307
NSN 5965-01-600-8137
NSN 5975-01-465-4723
NSN 5965-01-600-0444
NSN 5960-00-062-4906
NSN 5905-00-280-2747
NSN 5950-01-201-4457