An apparatus designed to raise the temperature of a fluid by bringing it into proximity with another fluid of higher temperature so that heat transfer is effected by direct contact or by passing those fluids through pipe(s), tube(s), or coils which are submerged in a tank of hot water or steam which is supplied from an outside source. The fluid is never stored in this tank. Excludes air conditioning, electric fluid heaters, and refrigeration equipment.
NSN 4140-01-311-9755
NSN 5930-01-537-4452
NSN 6135-00-269-5843
NSN 5999-01-538-5990
NSN 2925-01-467-1192
NSN 6135-00-422-3967
NSN 5998-01-597-9420
NSN 5910-01-069-9030
NSN 5990-01-264-3320
NSN 5996-01-161-0613
NSN 5990-01-400-3299
NSN 6610-01-616-5452