I could not find a Miller part so I called and was able to locate a hard to find part which they shipped and received in a few days.
Sumner 786060 EXPANSION PLUG, .75" (18.75MM)
Sumner 786060 EXPANSION PLUG, .75" (18.75MM)
Sumner Part Number 786060
EXPANSION PLUG, .75" (18.75MM)
Manufacture: Sumner
Regular price
$7.33
Regular price
Sale price
$7.33
Unit price
/
per