Part No P. Thread Size (in.) T Tube OD t Wall thickness L G Lx Work. Press. (Psi) FAV-TH-8G-M12TBW-SS 1/2 12 2.2 34.0 27.0 11.0 6470 FAV-TH-8G-M14TBW-SS 1/2 14 2.5 34.0 27.0 11.0 6820 FAV-TH-8G-M16TBW-SS 1/2 18 2.8 34.0 27.0 11.0 6140