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 6110-00-962-2881
NSN 5985-00-893-9719
NSN 5905-01-235-2000
NSN 5835-01-332-2867
NSN 5835-01-010-0002
NSN 5910-01-633-9963
NSN 6240-01-556-5480
NSN 4140-01-350-3277
NSN 5975-00-008-2739
NSN 5960-01-272-0285
NSN 5990-01-272-4091
NSN 5950-00-042-6541