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 5960-01-435-1167
NSN 6110-00-116-5514
NSN 6220-00-947-0265
NSN 5950-01-080-8148
NSN 5910-01-625-8216
NSN 5960-01-307-5409
NSN 5905-00-584-3708
NSN 5905-00-244-1663
NSN 6620-01-028-0504
NSN 6150-00-847-6692
NSN 4140-01-026-2725
NSN 5999-01-394-5927