Jergens Spring Plungers | Precision Spring-Loaded Position Control Solutions

JG Spring Plungers—also known as ball plungers or detent plungers—are spring-loaded components designed to provide detent action, indexing, positioning, and light holding force in fixtures and mechanical assemblies (application dependent). They are commonly used for positioning adjustable components, creating click-stop engagement, and maintaining repeatable alignment in machine guards, covers, fixtures, and modular workholding systems.