Roller-stenciled make-up confirmation band. Vanishing thread for optimum tensile efficiency in the pin. Trouble-free make-up is developed with the rugged, coarse pitch thread.
100% internal and external pressure rated locked-in metal seal maintains liquid and gas sealing capability under high tension, compression, bending, and torsional loads.
Vanishing thread for optimum tensile efficiency in the box. The steep taper, two-step thread allows for deep stabbing.