Swing Check Valve Size:DN50-DN500 PN: CL150-CL2500 API6D Design ... pressure class 150-2500lbNominal diameter NPS1/ 2 -30"t2.ype of connection( a) flange(RF ,FM,M, ,TG ,FF,, ... BW, TH) R.F and R.T.J ype of connection flange ends to ANSIB16.5 standard or API605and MSS ... )twin-clip(f)clip(g) cutting sleave3 type of operation connection dimensions of worm actuator , gear actuator ,electric actuator ,pneumatic ...