8P6640 CATERPILLAR 8P-6640: FLAT WASHER | FLAT WASHER

Inner Diameter (mm): 17
Outer Diameter (mm): 54
Thickness (mm): 3
Fits Bolt Sizes (mm): M16
Coating: Zinc Phosphate + Oil offers corrosion protection up to the point of assembly (recommend painting for external applications). Salt spray resistance of 72 hours to red rust. Coating color - dark grey to black.
Material: Hardened Steel
Washer Type: FLAT WASHER
Material Description: Hardened Steel