... 6000 PSI 3.Size:1/8"--2" 4.Type:Female Twin Ferrule Female Connector,Hydraulic tube fittings1.Material:stainless steel 304 ,316 2 ... :6-32mm or 1/16"-1" inch;4.Technics:Forged;5.Thread Standard:NPT,BSP,BSPT,G,SAE,PT,RP,ISO ... retighten;3)No torque is transmitted to tubing during installation. straight female connector