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 5985-01-651-4811
NSN 6610-01-089-2487
NSN 5895-00-001-9714
NSN 7035-01-406-4146
NSN 6145-01-268-5869
NSN 6135-00-900-2139
NSN 5905-01-258-6847
NSN 5965-00-182-7928
NSN 5998-01-406-6136
NSN 6240-00-101-9339
NSN 5985-01-425-2951
NSN 5990-00-054-4785