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 6130-00-659-8106
NSN 5920-00-942-2674
NSN 2925-01-218-5556
NSN 6130-00-899-0485
NSN 5915-01-181-7056
NSN 5985-01-412-6906
NSN 6130-01-117-4897
NSN 6320-00-284-1524
NSN 6650-01-079-9838
NSN 6240-01-259-2090
NSN 5930-01-104-9893
NSN 5950-01-155-6483