Tube has 90 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 6620-00-901-7848
NSN 5996-01-087-0414
NSN 5990-01-183-6478
NSN 5920-00-231-8537
NSN 6135-00-276-7625
NSN 5920-00-843-9007
NSN 6650-01-514-7809
NSN 6645-00-613-2378
NSN 5990-00-051-7881
NSN 5920-01-230-8806
NSN 7035-01-006-0895
NSN 5920-00-448-3139