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 7035-01-259-7112
NSN 5965-01-545-0539
NSN 5935-00-337-0445
NSN 5925-01-179-4774
NSN 5855-01-175-2465
NSN 5960-01-583-4737
NSN 5910-01-018-6178
NSN 5965-01-068-2714
NSN 6650-01-094-6876
NSN 5950-01-364-1094
NSN 5855-01-144-0423
NSN 5996-00-411-3486