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 5895-01-319-3846
NSN 5935-01-241-8581
NSN 6610-01-512-8154
NSN 5998-01-256-1043
NSN 6645-00-256-4072
NSN 5965-01-386-2988
NSN 6685-01-498-6358
NSN 5925-01-182-8169
NSN 5990-00-373-9787
NSN 5835-01-050-9509
NSN 5930-01-022-6812
NSN 5855-01-382-8725