This plug prevents unauthorized use of service during meter or service piping change outs. This cadmium-plated, case hardened-steel plug is secured with a barrel lock. For gas applications: 3â4â and 1â sizes. For water applications: 1â and 1-1/4â sizes. Their use with one of a variety of plastic seals to indicate tampering is recommended. Part Number Thread Size
Gas Plugs
8431100 1/2″
8432100 3/4″
8433100 1″
Water Plugs
8423100 1″
8424100 1-1/4″
