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 5910-00-546-4209
NSN 5930-00-559-5446
NSN 6150-01-121-7893
NSN 6620-01-116-3983
NSN 5975-01-603-5844
NSN 6610-01-462-9439
NSN 7035-01-512-1826
NSN 6105-01-651-6124
NSN 4140-01-463-3295
NSN 5915-00-239-0716
NSN 5990-00-201-1162
NSN 6610-00-276-1716