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 5999-01-367-7932
NSN 6240-00-799-9580
NSN 4140-01-530-3716
NSN 6145-01-013-8463
NSN 5975-00-959-4853
NSN 5910-01-383-6749
NSN 6130-01-021-7575
NSN 6685-01-444-0582
NSN 5855-00-688-9954
NSN 5965-00-592-0812
NSN 5835-01-005-8564
NSN 2925-01-422-1542