XXXX Quality Corks

XXXX Quality Corks have a fine grain and are ideal for use as tight-fitting stoppers. Sizes listed are normally used in school science laboratories. Regular length corks.

Measurment in millimeters
Cork No. Stopper No. Equiv Top Dia Bottom Dia Length
000 n/a 4 6 13
00 n/a 6 8 13
0 n/a 10 8 13
1 n/a 11 8 16
2 n/a 12 9 17
3 n/a 14 11 19
4 00 15 12 20
5 0 17 13 22
6 1 19 15 24
7 2 20 16 25
8 3 22 17 27
9 3 24 18 28
10 4 25 19 31
11 5 27 21 31
12 5 28 23 31
13 6 30 24 31
14 6 32 26 31
15 6-1/2 33 27 31
16 6-1/2 35 28 38
18 7 38 31 38
20 8 41 34 38
22 9 44 38 38
24 9-1/2 45 40 38




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