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#201086
jim-moffatt
Participant

    US Member

    Elgin 401 seals

    he is probably right 0.4375 is 7/16″ and 3/4 OD is probably right. Thickness should be 1/4″.
    The seals are about .003 oversize on the OD to allow their plastic coating to press in the hole. so look for 7/16 ID 3/4 OD 1/4 Thick. I have gotten them at NAPA.