Spring Dungs 229847 yellow 30-70 mbar 510

Spring Dungs (art. 229847) yellow, No. 6 is designed for adjusting output pressure in the range of 30–70 mbar in gas pressure regulators of the FRS and FRNG series with Rp 1" (DN 25) connection, including models FRS 510 and FRI 510/512. Color coding simplifies identification and selection of the required spring. Used in heating systems, boiler plants, and industrial gas automation. Original spare part from Dungs, article 229847.