ApplicationsThe use of an Air King safety clip or wire type retainer is necessary to ensure couplings will not become accidentally disconnected.UseUse of supplied safety clip guarantees the fittings are properly connected because the safety pin will not go through the holes in mating fittings until couplings are locked in place. Only one Air King safety clip or wire type retainer is required for eachAir King is for air and water service onlyFeaturesHeavy dutyOversizedSafety notesAir King is for air and water service only