On offer are M8 White Nylon Washers, choose from 12 sizes and choose from pack size 2, 10, 50, 200 and 500 washers.
Dimensions in millimetres (mm):

OUTSIDE DIAMETER (O/D) X INSIDE DIAMETER (I/D) X THICKNESS

12.2 X 8 X 1.2,
12.3 X 8.2 X 0.8,
12.8 X 8 X 0.5,
12.8 X 8.3 X 1,
13 X 8 X 0.5,
13 X 8 X 1.6,
16 X 8.3 X 1.5,
16.1 X 8 X 3,
18 X 8.2 X 1.6,
17.1 X 8 X 1.5,
18.2 X 8.3 X 2,
22.4 X 8.3 X 1.6
  

Please send a message if you would like an item to be sent outside of the U.K.