... member of NFPA. Standard: DIN EN 14420-7-2005. Cam&groove Couplingquick hydraulic hose couplingUsed in a wide variety of applications for ... NPT/BSPT Standard: DIN EN 14420-7-2005Material:1) body: Brass2) Handle: Brass(Forging)3) Ring: Steel(Zinc plated)4) ... , 21/2", 3", 4", 5", 6" 5) Type: A,B,C,D,E,F,DC,DP/Brass6) Cast method ... 10) We are qualified member of NFPA. quick hydraulic hose coupling