50 5/16" Nylon Flat Washers .390" I.D.062" Thick

5/16" Stainless Flat Washer, 3/4" Outside Diameter (100 Pack) - Choose Size, by Bolt Dropper, 18-8 (304) Stainless Steel

5/16-18 Nylon Insert Hex Lock Nuts, Stainless Steel 18-8, Plain Finish, Quantity 50 by Fastenere

5/16"-18 x 2; Plain Nylon 6/6 Threaded Rod

Nylon 6/6 Flat Washer, Plain Finish, Off-White, 5/16" Hole Size, 0.34" ID, 0.74" OD, 0.06" Nominal Thickness (Pack of 100)

Au-ve-co 100 1/4" Nylon Flat Washers .281" I.D.030" Thick

Nylon 6/6 Flat Washer, Plain Finish, Off-White, 3/8" Hole Size, 0.39" ID, 0.75" OD, 0.06" Nominal Thickness (Pack of 100)

5/16"-18 Inch Lock Nut (100 Pack) Stainless Steel Finish Hex, 304 18-8 Stainless Steel with Nylon Insert, by Bolt Dropper