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 6320-01-397-9995
NSN 6650-01-008-0724
NSN 5950-01-611-0083
NSN 6220-01-138-7300
NSN 6650-01-142-5540
NSN 6130-00-952-1803
NSN 5925-00-959-6075
NSN 5975-01-634-0678
NSN 5990-00-136-4182
NSN 5985-01-149-1995
NSN 5895-01-625-8164
NSN 5910-01-107-9499