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 5935-01-170-2005
NSN 5960-01-236-3884
NSN 5910-00-283-5723
NSN 5950-00-238-9993
NSN 6220-00-329-9155
NSN 6220-01-029-5037
NSN 6135-00-927-5848
NSN 5895-01-212-4501
NSN 6130-01-169-2831
NSN 5920-01-587-1752
NSN 5975-01-243-5415
NSN 5965-00-444-6544