A tubular item, usually pre-bent forming part of the heating surface area of a high pressure steam boiler.
Classification: Parts for steam or other vapor generating boilers and super-heated water boilers, except heat exchangers
NSN 5975-00-952-1791
NSN 6240-01-480-8996
NSN 6650-01-205-8578
NSN 5835-00-841-2650
NSN 5920-01-641-2084
NSN 6145-01-442-7395
NSN 6105-01-546-2414
NSN 6240-01-063-7685
NSN 6320-00-823-2015
NSN 6135-01-422-1440
NSN 5996-01-043-2105
NSN 2925-01-089-6269