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 6145-00-468-3583
NSN 7035-00-295-0451
NSN 6320-00-194-4252
NSN 6150-00-057-2729
NSN 5855-00-466-2309
NSN 5999-01-040-5354
NSN 6620-00-130-0815
NSN 5935-00-630-7481
NSN 6145-01-415-1263
NSN 6610-01-227-1692
NSN 5905-01-582-2249
NSN 6240-00-193-0457