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 Flat Washer, 1/4", .050" Thick, OD 11/16" $17.26 Phillips Tapping Screw - Pan Head, #8 x 3/8" $12.60 Phillips Tapping Screw - Truss Head #8 x 1" $30.99 Stainless Countersunk Finishing Washer, #12 $18.89 Phillips Wood Screw - Flat Head, #14 x 3" $73.50