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 5990-00-518-3195
NSN 4140-01-186-6453
NSN 6130-01-479-0586
NSN 7035-00-064-7008
NSN 5998-00-274-3256
NSN 6610-01-175-3500
NSN 5950-01-467-9998
NSN 4140-00-862-5644
NSN 5930-01-081-6318
NSN 5996-01-463-9480
NSN 6105-00-553-8943
NSN 5998-01-082-7387