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 5925-01-174-7946
NSN 6620-00-054-4778
NSN 5999-00-352-8747
NSN 6610-01-514-0408
NSN 6320-00-564-2772
NSN 6650-00-629-8027
NSN 6645-01-219-5911
NSN 6145-01-519-8210
NSN 5950-00-290-8090
NSN 5855-01-180-2172
NSN 5915-01-422-9979
NSN 5990-01-642-0113