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 5895-00-238-4618
NSN 5920-01-535-0796
NSN 5915-00-967-3767
NSN 6150-01-098-8863
NSN 6130-01-411-5452
NSN 6145-01-525-5216
NSN 5905-01-426-3983
NSN 5998-00-007-6013
NSN 6145-00-427-7201
NSN 6135-01-549-9995
NSN 6685-00-531-6100
NSN 4140-01-549-4809