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 6650-01-308-2002
NSN 6105-01-056-3074
NSN 5996-00-412-9418
NSN 6610-01-484-1370
NSN 6645-01-633-1852
NSN 5996-01-447-1418
NSN 2925-01-149-0353
NSN 6110-00-385-2978
NSN 5920-01-170-7782
NSN 5960-01-564-5044
NSN 5925-01-133-7246
NSN 6145-00-199-8066