A unit specifically designed to heat water in a storage tank by means of a coil that receives steam from another source, and, in addition is equipped with auxiliary electric heating element(s).
Classification: Instantaneous or storage water heaters, nesoi, nonelectric
NSN 5930-01-459-4209
NSN 5910-00-870-2652
NSN 6220-01-115-5531
NSN 6240-00-361-1421
NSN 5920-01-227-1332
NSN 5950-01-521-3675
NSN 6320-01-177-3192
NSN 4140-00-828-1421
NSN 6240-01-406-5345
NSN 5950-00-381-5738
NSN 5950-01-542-3112
NSN 6105-00-579-9492