... :NPT ,BSPP Basic design:DIN2828,MIL-C-27487 Type:A,B,C,D,E,F,DC,DP camlock couplingcamlock fittingcam&groove couplingcam ... groove couplingBasic design:DIN2828,MIL-C-27487Size:1/2"-6"Material Type ... couplingFor more information please directly contact us. Aluminum camlock fitting type E