NO 529a – ISO/EN M4 socket F x M Material: malleable iron, black or hot dipped galvanized Thread: ISO 7-1 Working pressure: max. PN 25 (-20 °C to +120 °C) Available options Available Options: You may also like… Choose optionFemale coupling made of brass Choose optionHemp / Flax Choose optionBrass ball valve with female thread Select optionsThreaded flange EN 1092-1 Typ 13 (DIN 2566)