Washers  
Serrated Washers specs
Serrated Washers are cross-serrated on one side, heat treated, and black oxided.
Dimensions in inches.
Part Number A Dim. (O.D.) B Dim. (I.D.) Thickness
FSD 14040-1 1.00 0.52 0.16
FSD 14040-2 1.25 0.64 0.16
FSD 14040-3 0.62 0.27 0.16
FSD 14040-4 0.75 0.33 0.16
FSD 14040-5 0.88 0.39 0.16