Straight push-in fitting »metallica«, R 1/2 o., for hose exterior Ø 12 mm, Working pressure -0.98 to 16 bar, nickel-plated brass . All parts with a parallel thread are supplied with an FPM O-ring while the conical threads are coated with preCOTE 5 dispersion, all fittings in this series can thus also be used at high temperatures (medium compressed air).