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Plug Gauge Size Chart

The Gauge to Inches to Millimeters Conversion Chart for Plugs

Gauge Inches *Millimeters
16 1.2
14 1.6
12 2
10 2.4
8 3
6 4
4 5
2 6
0 8
00 10
7/16" 11
1/2" 13
9/16" 14
5/8" 16
11/16" 18
3/4" 19
13/16" 21
7/8" 22
15/16" 24
1" 25
1 - 1/8" 28
1 - 3/16" 30
1 - 1/4" 32
1 - 3/8" 35
1 - 1/2" 38
1 - 9/16" 40
1 - 5/8" 41
1 - 3/4" 44
1 - 13/16" 46
1 - 7/8" 48
1 - 15/16" 50
2" 51

 

View all gauge sizes
* Denotes ear gauge sizes in mm