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
NSN 6145-01-534-5441
NSN 6145-01-362-1649
NSN 5996-00-316-5115
NSN 6645-01-463-3441
NSN 6135-01-633-8502
NSN 4140-00-249-5603
NSN 5910-01-465-0250
NSN 6620-00-030-7759
NSN 6620-00-232-2048
NSN 5935-01-111-0152
NSN 5920-01-477-2837