The Herz Armaturen Regulating Damper ZF DN 80, part number 1421963, is a high-quality industrial component designed for precise flow regulation. This damper features a nominal diameter of DN 80 and is equipped with a 1 1/2 inch drive connection for actuators. It is rated for a nominal pressure of PN 16 and operates effectively within a temperature range of -10 °C to +110 °C. The construction includes a robust GJS-400-15 body, a durable stainless steel 1.4301 disc, a stainless steel 1.4021 shaft, and reliable EPDM sealing. With a Kvs value of 160 m³/h, this damper ensures efficient and controlled fluid management in various heating, ventilation, and air conditioning (HVAC) and industrial applications.