Flat & Square Flat Washers

5/16" Screw Structural Flat Washer: Steel, Plain Finish 11/32" ID, 11/16" OD

7/8" Screw Standard Flat Washer: Brass, Plain Finish 0.937" ID, 2-1/4" OD, 0.128" Thick

3/8" Screw Standard Flat Washer: Steel, Galvanized Finish 0.401" ID, 13/16" OD, 0.08" Thick

M3 Screw Standard Flat Washer: Grade 18-8 & Austenitic Grade A2 Stainless Steel, Plain Finish 3.2mm ID x 6mm OD, Plain Finish

10" Screw Fender Flat Washer: Grade 316 Stainless Steel, Plain Finish 13/64" ID, 1" OD, 0.04" Thick

Standard Flat Washer: Steel 1" ID, 2-1/2" OD, 5/16" Thick

M2 Screw Standard Flat Washer: Grade 18-8 & Austenitic Grade A2 Stainless Steel, Plain Finish 2.2mm ID x 4.5mm OD, Plain Finish

1/2" Screw Fender Flat Washer: Steel, Zinc-Plated 1/2" ID, 1-1/2" OD, 0.08" Thick

3" Screw USS Flat Washer: Steel, Zinc-Plated 3-1/8" ID, 5-1/2" OD, 0.249" Thick

10 Screw Fender Flat Washer: Steel, Zinc Finish 1" OD, 0.0470" Thick

1-1/2" Screw USS Flat Washer: Steel, Zinc-Plated 1-5/8" ID, 3-1/2" OD, 0.153" Thick

6" Screw Standard Flat Washer: Brass, Plain Finish 0.147" ID, 0.312" OD, 0.025" Thick

M12 Screw Standard Flat Washer: Grade 18-8 & Austenitic Grade A2 Stainless Steel, Plain Finish 13mm ID x 24mm OD, Plain Finish

5/16" Screw SAE Flat Washer: Steel, Zinc Yellow Dichromate Finish 0.359" ID, 0.703" OD, 0.09" Thick

1-1/2" Screw USS Flat Washer: Steel, Plain Finish 1-5/8" ID, 3-1/2" OD, 3/16" Thick

1/4" Screw Fender Flat Washer: Grade 316 Stainless Steel, Plain Finish 1/4" ID, 1-1/4" OD, 0.065" Thick