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 6650-00-020-6966
NSN 6610-00-342-0699
NSN 5935-01-367-0550
NSN 5895-01-292-6634
NSN 5905-01-529-6604
NSN 5998-01-591-7180
NSN 6620-00-560-4406
NSN 5930-01-491-3586
NSN 5935-00-753-7895
NSN 6110-00-165-1528
NSN 6650-01-243-1626
NSN 5960-01-411-5899