2S5658 CATERPILLAR 2S-5658: 5/8" ID Steel Flat Washer | FLAT WASHER

Material: HARDENED STEEL
Washer Type: FLAT WASHER
Fits Bolt Sizes (mm): M16
Material Description: Hardened Steel
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.
Inner Diameter (mm): 17
Outer Diameter (mm): 29
Thickness (mm): 3
Inside Diameter (mm): 17
Outside Diameter (mm): 29