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 5990-01-181-9886
NSN 4140-00-185-2993
NSN 5999-00-054-6362
NSN 5965-01-113-9061
NSN 5910-01-108-5134
NSN 5990-00-808-2184
NSN 5910-00-272-9286
NSN 5920-01-575-5871
NSN 6620-01-165-1033
NSN 6650-01-025-7425
NSN 6685-00-404-1285
NSN 7035-00-142-9076