ARP 200-8313 High Performance Washer M6 ID 0.465" OD Black Oxide 2-Pack

The ARP 200-8313 is a high-performance flat washer designed for professional automotive, racing, and powersports applications. This precision-engineered washer features an M6 inside diameter and 0.465-inch outside diameter with a black oxide finish for corrosion resistance.

Key Features:

• Constructed from premium 8740 chrome moly steel for superior strength
• Parallel-ground surface ensures even load distribution across fasteners
• Heat-treated and hardened for maximum durability and wear resistance
• Black oxide coating provides corrosion protection and a professional appearance
• M6 inside diameter (6mm metric application)
• 0.465-inch outside diameter for optimal bearing surface

ARP washers are manufactured to aerospace-quality standards and provide reliable fastener performance in high-stress applications. Each washer is precision-machined to ensure consistent thickness and parallelism, preventing uneven loading that can lead to fastener failure. Sold in convenient 2-piece packages.