F-B-2903, FEDERAL SPECIFICATION: BOILERS, STEAM AND HOT WATER, FIRETUBE, SCOTCH PACKAGED TYPE (320,001 TO 35,000,000 BTU/HR THERMAL OUTPUT CAPACITY) (29-JUL-1998) [SUPERSEDING MIL-B-17452E] [NO S/S DOCUMENT]

F-B-2903, FEDERAL SPECIFICATION: BOILERS, STEAM AND HOT WATER, FIRETUBE, SCOTCH PACKAGED TYPE (320,001 TO 35,000,000 BTU/HR THERMAL OUTPUT CAPACITY) (29-JUL-1998) [SUPERSEDING MIL-B-17452E] [NO S/S DOCUMENT]., This specification covers scotch firetube packaged steam boilers and hot water generators. The steam boilers and hot water generators covered by this specification range up to 350 psig (1041 kPa (gage)) and are intended for generation of steam or hot water to be used in processing operations and space heating systems in land installations.