1.Guillemin Quick Coupling,Female without latch 2.Size:11/2"-4"( ... 8/NF E29-57 4.Material:aluminu Guillemin Quick Coupling,female without latch,guillemin couplingSpecifications:1.Technical Standard :European ... E29-5752.Working Pressure :16 bar/230psi3.Material(coupling body):Aluminum(heat thread T6)4.Thread:EN ISO ... 228-1,BSP(male thread or female thread)5.Gasket:NBR,RPDM,VITON6.Casting Technique: ...