A unit consisting of a series of metal shells and/or tubes assembled in integral form, utilizing a space enclosed within itself as a combustion chamber for burning fuel. The heat emanating from the burning fuel is absorbed by water circulating through the shells and/or tubes, raising the water temperature to a predetermined degree or changing its physical properties to steam. Excludes high pressure steam boilers over 15 pounds (6.804 kg) gauge working steam pressure.
Classification: Parts for auxiliary plant for use with boilers of heading 8402 or 8403 and condensers for steam or other vapor power units
NSN 2925-01-399-2765
NSN 6150-01-495-1207
NSN 5910-01-388-1998
NSN 6240-01-623-3798
NSN 6650-01-218-4742
NSN 5998-01-123-7801
NSN 5915-01-221-1674
NSN 5935-00-432-0114
NSN 6135-01-049-5980
NSN 5930-00-865-6200
NSN 5905-00-984-6590
NSN 5999-01-564-4381