A closed metal vessel consisting of a drum(s) or shell and necessary tubes, fittings and direct connected end items. It is designed to convert water into steam by application of heat. Excludes low pressure boilers under 15 pounds (6.804 kg) per square inch (645.2 sq mm) gage steam pressure and evaporators.
NSN 6135-01-202-8113
NSN 5905-01-657-8681
NSN 6145-01-291-3536
NSN 6130-01-492-7549
NSN 5996-01-322-4838
NSN 6650-00-443-4292
NSN 4140-00-785-1962
NSN 6130-01-598-5937
NSN 5855-00-198-3197
NSN 6130-00-202-4688
NSN 5945-00-431-5040
NSN 5999-01-295-5491