... quick coupling E type precision casting A,B,C,D,E,F,DC,DP type good quality,outlook and price quick coupling E typeDcamlock coupling Type A ... ,B,C,D,E,F,DC,DP1.manufacturer2.stainless steel precision investment casting3.CNC precisely machinedA Couplingcamlock coupling1.size:1 ... :oil,petroleum,chemical,water,gas.7.thread:ANSI B1.20.1(NPT), BS21,DIN259,DIN2999,ISO228. quick coupling E type