INSTALLATION INDICATOR

Retaining ends, namely, precision machined cylindrical ring-shaped fittings of stainless steel for use to lock the end of retaining ends of sealing plugs in metal manifolds; retaining ends, namely, precision machined cylindrical ring-shaped fittings of stainless steel for use to lock the end of retaining ends of flow restrictors in metal manifolds; retaining ends, namely, precision machined cylindrical ring-shaped fittings of stainless steel for use to lock the end of retaining ends of automatic valves in metal manifolds