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 5999-00-909-8808
NSN 5925-01-045-9602
NSN 6220-01-442-0437
NSN 6135-00-767-0331
NSN 6130-01-442-4091
NSN 5925-01-228-9058
NSN 5945-01-188-8797
NSN 5895-00-227-4752
NSN 5996-01-435-0356
NSN 6135-01-100-3593
NSN 6145-00-052-5275
NSN 5920-01-559-0536