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 6220-00-212-9098
NSN 5985-01-653-2575
NSN 6135-01-282-4326
NSN 5910-01-544-0343
NSN 2925-00-163-9016
NSN 4140-00-369-9770
NSN 5965-01-227-4517
NSN 5960-00-584-4553
NSN 2925-01-134-9175
NSN 6620-00-338-6482
NSN 6650-01-123-3110
NSN 5895-01-398-5381