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 6650-01-462-0830
NSN 6240-01-023-2013
NSN 5835-01-191-3405
NSN 5835-01-362-8367
NSN 6685-01-316-2260
NSN 5910-01-429-8785
NSN 5996-00-518-4880
NSN 5920-00-021-3697
NSN 5925-01-288-0025
NSN 4140-01-333-3386
NSN 6645-00-596-5388
NSN 5950-01-049-5807