A unit specifically designed for heating water by a direct fired method, utilizing a gas fuel burned in a combustion chamber inclosed within itself. May be incorporated with a tank as an integral or as a separate unit for storage of the water so heated.
Classification: Instantaneous or storage water heaters, nesoi, nonelectric
NSN 6240-00-845-9098
NSN 6240-01-477-1262
NSN 5996-01-330-8742
NSN 5905-01-562-3224
NSN 6110-00-085-5696
NSN 6135-01-633-8502
NSN 6320-01-372-8671
NSN 6130-00-293-4714
NSN 5945-00-688-3977
NSN 5998-01-465-5495
NSN 5965-01-288-0721
NSN 5930-01-265-0877