Schraubenfeder – 21 – X 0009 De Dietrich JJJ000100050

The coil spring -21- X 0009 is a precision-engineered component commonly found in gas valves, regulators, and other mechanical assemblies within heating systems. It provides the necessary tension and movement for proper operation of diaphragms and seals. This spring is manufactured to exact specifications, ensuring a perfect fit and long-lasting performance. Replacing a worn or broken spring with this part helps restore your equipment's functionality and reliability.