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 5975-01-144-8131
NSN 6240-00-507-8987
NSN 6320-01-185-3857
NSN 5975-01-498-3872
NSN 5930-00-252-9005
NSN 6620-01-142-8494
NSN 7035-01-597-4180
NSN 6220-01-366-3689
NSN 5930-01-396-3029
NSN 5998-00-870-0292
NSN 4140-01-326-7033
NSN 5990-01-485-0260