... Material:brass,Stainless steel Gasket:NBR,PU,PTFE Part:VK,MK,VB,MB Tankwagon coupling DIN28450 Stainless steel>> VK5011/2, ... VB50,VB80,VB100,MB50,MB80,MB100Standard>>EN14420-5, DIN28450Part>>VK,MK,VB,MBSize>>2",3",4"Gasket>>NBR,PU,PTFE We ... (cam & groove quick couplings), guillemin coupling, TW coupling, Bauer type coupling, chicago coupling, Ground joint coupling, sandblast coupling, King combination ...