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 6145-01-278-9675
NSN 5996-00-338-9760
NSN 5999-01-592-3349
NSN 5835-00-725-2087
NSN 6645-01-119-3496
NSN 5960-00-842-8740
NSN 5985-00-387-5974
NSN 5990-01-044-4767
NSN 5960-00-038-5433
NSN 5950-01-154-4574
NSN 6650-00-111-3399
NSN 6610-01-633-8931