Standard Flat Washer (in)

Written by Matt Milbury on . Posted in Washer Datasheets

Standard Flat Washer (in) Datasheet

WASHER DRAWING

Bolt

Size

Inside

Diameter

Outside

Diameter

Thickness
3/8 7/16 1 0.083
1/2 9/16 1 3/8 0.109
5/8 11/16 1 3/4 0.134
3/4 13/16 2 0.148
7/8 15/16 2 1/4 0.165
1 1 1/16 2 1/2 0.165
1 1/8 1 1/4 2 3/4 0.165
1 1/4 1 3/8 3 0.165
1 3/8 1 1/2 3 1/4 0.180
1 1/2 1 5/8 3 1/2 0.180
1 5/8 1 3/4 3 3/4 0.180
1 3/4 1 7/8 4 0.180
1 7/8 2 4 1/4 0.180
2 2 1/8 4 1/2 0.180
2 1/4 2 3/8 4 3/4 0.220
2 1/2 2 5/8 5 0.238
2 3/4 2 7/8 5 1/4 0.259
3 3 1/8 5 1/2 0.284
  • Covered under ASTM F844
  • Dimensions per ANSI B18.21.1