Cork Dimensions

To get an idea of what size cork stopper you should be using with a
particular opening, click here.

Size

 Top Diameter

 Point Diameter

 Length
 0000 4.6875mm (~3/16") 2.34375mm (~3/32") 12.5mm (~1/2")
 000 6.25mm (~1/4") 3.90625mm (~5/32") 12.5mm (~1/2")
 00 7.8125mm (~5/16") 5.46875mm (~7/32") 12.5mm (~1/2")
 0 9.375mm (~3/8") 7.03125mm (~9/32") 12.5mm (~1/2")
 1 10.9375mm (~7/16") 8.203125mm (~21/64") 15.625mm (~5/8")
 2 12.5mm (~1/2") 9.375mm (~3/8") 17.1875mm (~11/16")
 3 14.0625mm (~9/16") 10.546875mm (~27/64") 18.75mm (~3/4")
 4 15.625mm (~5/8") 11.71875mm (~15/32") 20.3125mm (~13/16")
 5 17.1875mm (~11/16") 13.28125mm (~17/32") 21.875mm (~7/8")
 6 18.75mm (~3/4") 14.453125mm (~37/64") 23.4375mm (~15/16")
 7 20.3125mm (~13/16") 15.625mm (~5/8") 25mm (~1")
 8 21.875mm (~7/8") 16.796875mm (~43/64") 26.5625mm (~1-1/16")
 9 23.4375mm (~15/16") 18.359375mm (~47/64") 31.25mm (~1-1/4")
 10 25mm (~1") 19.140625mm (~49/64") 31.25mm (~1-1/4")
 11 26.5625mm (~1-1/16") 20.703125mm (~53/64") 31.25mm (~1-1/4")
 12 28.125mm (~1-1/8") 22.265625mm (~57/64") 31.25mm (~1-1/4")
 13 29.6875mm (~1-3/16") 23.828125mm (~61/64") 31.25mm (~1-1/4")
 14 31.25mm (~1-1/4") 25.390625mm (~1-1/64") 31.25mm (~1-1/4")
 15 32.8125mm (~1-5/16") 26.953125mm (~1-5/64") 37.5mm (~1-1/2")
 16 34.375mm (~1-3/8") 27.34375mm (~1-3/32") 37.5mm (~1-1/2")
 17 35.9375mm (~1-7/16") 28.90625mm (~1-5/32") 37.5mm (~1-1/2")
 18 37.5mm (~1-1/2") 30.46875mm (~1-7/32") 37.5mm(~1-1/2")
 19 39.0625mm (~1-9/16") 32.03125mm (~1-9/32") 37.5mm (~1-1/2")
 20 40mm (~1-37/64") 33.59375mm (~1-11/32") 37.5mm (~1-1/2)
 22 44mm (~1-47/64") 36.71875mm (~1-15/32") 37.5mm (~1-1/2")
 24 47mm (~1-7/8") 39.84375mm (~1-19/32") 37.5mm (~1-1/2")
 26 50.5mm (~1-63/64") 43.7mm (~1-23/32") 38.1mm (~1-1/2")
 28 53.5mm (~2-7/64") 46.8mm (~1-27/32") 38.1mm (~1-1/2")
 30 57.5mm (~2-17/64") 50mm (~1-31/32") 38.1mm (~1-1/2")
 32 60mm (~2-3/8") 53.2mm (~2-3/32") 38.1mm (~1-1/2")
 34 63.5mm (~2-1/2") 56.4mm (~2-7/32") 38.1mm (~1-1/2")
 36 65mm (~2-9/16") 59.5mm (~2-11/32") 38.1mm (~1-1/2")
 38 69mm (~2-23/32") 62.7mm (~2-15/32") 38.1mm (~1-1/2")
 40 73.5mm (~2-57/64") 65.9mm (~2-19/32") 38.1mm (~1-1/2")
 42 75mm (~2-61/64") 69.1mm (~2-23/32") 38.1mm (~1-1/2")