The RD4H-5/8 Extrusion Rupture Disc is designed for emergency relief of excess pressure in plastics processing machinery. It is designed to instantaneously rupture at a predetermined pressure.
The RD4H-5/8 Extrusion Rupture Disc has a 4" stem, Hex Head and a 5/8 - 11 NC mounting thread. The RD4H-5/8 is available in a wide variety of burst pressures and is typically a stock item.