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 5930-01-238-1198
NSN 6240-01-564-3477
NSN 6650-00-788-1461
NSN 5910-00-033-3761
NSN 6685-01-022-8479
NSN 5835-01-377-8972
NSN 6220-01-359-4857
NSN 6685-00-058-2251
NSN 6145-00-705-6686
NSN 5985-00-168-9818
NSN 5855-01-430-5459
NSN 5990-01-485-0260