ARP 200-8477 Special Purpose Flat Washer 1/2" ID x 1.00" OD

ARP 200-8477 special purpose washers are engineered for high-performance automotive applications where premium quality hardware is essential. These precision-ground washers feature a 1/2 inch inside diameter and 1.00 inch outside diameter with a flat, non-chamfered design.

Key Features:

• Constructed from premium chrome moly steel for superior strength and durability
• Parallel-ground surfaces ensure even load distribution
• Heat-treated and hardened for maximum performance
• Black oxide finish provides corrosion resistance
• 1/2 inch (0.500") inside diameter
• 1.00 inch outside diameter
• No chamfer design for specific applications

ARP washers are precision-manufactured to exacting tolerances, making them ideal for engine builds, cylinder head installations, and other critical fastening applications where proper clamping force and load distribution are crucial. These washers complement ARP's extensive line of high-performance fasteners and are trusted by professional engine builders and racers worldwide.