Flat Washer, USS, Zinc Plated
                       
 
                       
  A B C  
Bolt Size

Nominal

Max

Min

Nominal

Max

Min

Gauge

Max

Min

 
1/4

5/16

0.343

0.312

3/4

0.781

0.719

16(1/16)

0.080

0.051

 
5/16

3/8

0.406

0.375

7/8

0.906

0.844

14(5/64)

0.104

0.064

 

3/8

7/16

0.469

0.438

1

1.031

0.969

14(5/64)

0.104

0.064