bs-3410-table-7-washers

Dimensions for Regular Sized Black Washers to BS 3410 Table 7

Nominal size
of Bolts
Diameter of hole A
Tolerance + 1/32 in
Outside diameter
B
Thickness C
Tolerance +/- 1 gauge
InchS.W.G.Inch
1/49/325/8160.064
5/1611/323/4140.080
3/813/327/8140.080
7/1615/321120.104
1/29/161 1/8120.104
9/165/81 1/4100.128
5/811/161 3/8100.128
3/413/161 5/890.144
7/815/161 7/880.160
11 1/162 1/870.176
1 1/81 3/162 3/870.176
1 1/41 3/82 5/860.192
1 3/81 1/22 7/860.192
1 1/21 5/83 1/860.192
1 5/81 3/43 3/850.212
1 3/41 7/83 5/850.212
1 7/823 7/850.212
22 1/84 1/850.212