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 6685-01-304-2122
NSN 6220-01-315-6283
NSN 6105-00-263-6385
NSN 5950-01-608-1308
NSN 7035-00-173-2281
NSN 6150-01-518-4817
NSN 6135-00-985-7887
NSN 6320-01-192-0332
NSN 6610-00-944-2925
NSN 5855-00-408-2611
NSN 5960-00-905-5512
NSN 5910-01-487-3735