Dimensions for Large Diameter Black Washers to BS 3410 Table 8

Dimensions for Large Diameter Black Washers to BS 3410 Table 8

Nominal
size of Bolts
Diameter of hole A
Tolerance + 1/32 in
Outside diameter
B
Thickness C
Tolerance +/- 1 gauge
InchS.W.G.Inch
1/49/323/4120.104
5/1611/327/8120.104
3/813/321120.104
7/1615/321 1/8120.104
1/29/161 1/4120.104
9/165/81 3/8100.128
5/811/161 1/2100.128
3/413/161 3/490.144
7/815/16280.160
11 1/162 1/470.176
1 1/81 3/162 1/270.176
1 1/41 3/82 3/460.192
1 3/81 1/2360.192
1 1/21 5/83 1/460.192
1 5/81 3/43 1/250.212
1 3/41 7/83 3/450.212
1 7/82450.212
22 1/84 1/450.212