Metric

Lock Washers Internal External Tooth

This product is also available in Inch
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Part Desc. Washer SizeMaterialFinish
General
Nominal
Washer
Size
T
Thickness
Thickness Code A
Inside Diameter
Inside Diameter Coda B
Outside Diameter
Outside Diameter Code
4 0.64 / 0.56 0.56 4.5 / 4.3 4.3 15.0 / 14.5 14.5
5 0.64 / 0.56 0.56 5.5 / 5.3 5.3 15.0 / 14.5 14.5
6 0.85 / 0.75 0.75 6.7 / 6.4 6.4 17.5 / 17.0 17.0
8 0.95 / 0.85 0.85 8.7 / 8.4 8.4 22.5 / 21.9 21.9
10 1.055 / 0.945 0.945 10.9 / 10.5 10.5 26.0 / 25.4 25.4
12 1.055 / 0.945 0.945 12.9 / 12.5 12.5 29.0 / 28.4 28.4
14 1.265 / 1.135 1.135 14.9 / 14.5 14.5 32.0 / 31.2 31.2
16 1.47 / 1.33 1.33 16.9 / 16.5 16.5 35.0 / 34.2 34.2