API 6A and ASME B16.20 RTJ Gasket Shaffer 050171
WELL CONTROL SYSTEMS BOP: ABB-Vetco SHD-H4 well head connector 183/4” x 10,000Psi wp; 2 x Cameron double units type TL 183/4” x 10,000Psi wp with “Hydraulic operated integral ramlock” Shear ram bonnets equipped with tandem boosters;1x Shaffer 183/4” x 5,000Psi annular; 1 x LMRP: ABB-Vetco connector model H4- HAR 183/4” x 10,000Psi wp; 1x Shaffer 183/4” x 5,000Psi annular; H2S service.