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 5945-01-432-1139
NSN 7035-01-010-4257
NSN 5920-00-328-4503
NSN 5945-00-540-8178
NSN 7035-01-343-9415
NSN 4140-00-781-0484
NSN 5835-01-313-7054
NSN 5985-01-650-8657
NSN 6645-00-359-5463
NSN 6645-00-269-8440
NSN 5996-01-375-7560
NSN 5930-01-318-7362