Screw connection no. 331 galvanised

Fitting 331, flat sealing, IT/ET, Rp/R 1 1/2, NBR seal, Operating temp. -20°C to 200°C, black malleable cast iron, Hot-dip galva. Maximum temperature and maximum operating pressure should not occur at the same time! Acc. to DIN EN 10242 (formerly DIN 2950) The classic - and the most popular - screw fitting series for pipe construction. These fittings are characterized by their high mechanical strength and surface quality to DIN 2444. They are completely coated with a layer of pure zinc and are therefore suitable for drinking water; they are also protected against rust. These malleable iron fittings are used in machine construction, exterior lines, cold water lines and heating lines.