Online Parts Store › Flat Washer, #10, .050" Thick, OD 7/16 Image 1 of 1 Flat Washer, #10, .050" Thick, OD 7/16 $13.35 316 Stainless Steel. Add To Cart Added! 316 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #8 x 1-1/2" $25.70 Nylon Flat Washer #10, 0.32" Thick, OD 7/16" $17.32 Stainless Cotter Pin 3/32" x 1" $46.14 Phillips Tapping Screw - Pan Head, #14 x 1-1/2" $37.79 Phillips Tapping Screws - Flat Head, #8 x 3/4" $12.91