... hose quick couplings DC 1/2" 1.Size:1/2-6 2.Types: A,B,C,D,E,F,DC,DP 3.Samples ... 4.CE,ISO hydraulic water meter hose quick couplings DC 1/2" 1,Material: 304,316,316L,304L,CF8,CF8M stainless ... is investment casting.5,Standard:DRN2828,MIL-C274876,Size:1/2”-6”7,Types: A,B,C,D, ... E,F,DC,DP8,Thickness:SCH20, SGP,STD,SCH40,SCH80,SCH1609, ... -3 hydraulic water meter hose quick couplings DC 1/2"