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 5855-00-149-0766
NSN 5965-01-250-3214
NSN 5960-00-665-5180
NSN 5930-01-356-9214
NSN 5985-00-593-7840
NSN 5895-00-902-1415
NSN 6645-01-025-1002
NSN 6105-00-507-4577
NSN 5935-01-212-0851
NSN 6105-01-615-8060
NSN 5905-01-246-9951
NSN 6610-00-283-8047