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 5910-00-906-6452
NSN 6645-01-623-8825
NSN 7035-01-613-1429
NSN 6145-00-231-7719
NSN 6135-00-276-7625
NSN 5996-00-844-2696
NSN 5945-01-534-7275
NSN 5910-00-615-9975
NSN 4140-00-063-9112
NSN 5950-01-256-3298
NSN 6135-01-125-4867
NSN 6610-01-264-2664