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 5915-01-391-3744
NSN 5930-01-543-4631
NSN 5960-01-112-0721
NSN 6130-00-952-2970
NSN 5945-00-529-0409
NSN 5998-00-727-0400
NSN 6110-00-683-5461
NSN 5975-01-142-9745
NSN 5945-01-102-6489
NSN 5998-01-479-1886
NSN 5996-00-626-3766
NSN 6135-00-062-5080