Screw RLX ST3.9x9.5 F ZN De Dietrich 7609710

This screw RLX ST3.9x9.5 F ZN is a small but vital fastener used in boiler and burner assemblies. Its precise dimensions and zinc-plated finish offer corrosion resistance and a secure fit for various components. Ideal for maintenance or repair tasks, this screw helps ensure that parts remain firmly in place during operation.