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 4140-01-414-7093
NSN 5930-01-227-5345
NSN 5990-01-021-7303
NSN 5945-00-335-6316
NSN 5930-01-423-5233
NSN 4140-01-583-4988
NSN 5920-01-051-0090
NSN 5910-00-483-0565
NSN 5945-00-515-2667
NSN 5950-01-104-9240
NSN 2925-01-091-4734
NSN 5905-01-537-3077