ARP 5/16ID .655 OD chamfer washers

ARP makes these chamfer washers for engine hardware. They help distribute load and prevent damage to mating surfaces.

Key Features

• Chamfered edge — helps the washer seat smoothly against countersunk holes or beveled surfaces.
• Load distribution — spreads the clamping force of a fastener over a larger area.
• Surface protection — prevents damage to softer engine components or painted surfaces.
• 5/16 inch inner diameter — fits fasteners with a 5/16 inch shank.
• .655 inch outer diameter — provides a broad bearing surface.
• ARP brand — known for well-built engine and drivetrain hardware.