On offer are Form A Rubber Washers-M2,M3/M4/M5/M6/M8,M10,M12,M14,M16,M18 and M20, various quantities.  
OUTSIDE DIAMETER mm(O/D) X INSIDE DIAMETER mm (I/D) X THICKNESS mm


M2- 5.4 X 2.8 X 0.5,
M3- 7.8 X 3.5 X 0.8,
M4- 9 X 4.5 X 0.8,
M5- 10 X 5.5 X 1,
M6- 13.1 X 6.7 X 1.5,
M8- 16 X 8.3 X 1.5,
M10- 21 X 10.2 X 2,
M12- 24 X 12.9 X 2,
M14- 28.4 X 15 X 2,
M16- 30.2 X 17.1 X 3,
M18- 34.9 X 19 X 3,
M20- 37.1 X 20.9 X 3


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