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 4140-01-023-1537
NSN 5895-01-548-1029
NSN 5905-01-551-4683
NSN 6150-01-212-3835
NSN 6135-00-321-6707
NSN 6135-00-613-1068
NSN 5935-01-470-1978
NSN 6685-01-516-4092
NSN 5910-01-272-5453
NSN 6645-01-168-8465
NSN 5975-01-418-2527
NSN 5998-01-067-9065