ARP 400-8790 Stainless Steel Washer ID OD - 7/16 705

The ARP 400-8790 is a precision-engineered stainless steel washer designed for high-performance automotive and racing applications. This washer features a 7/16-inch inner diameter and .705-inch outer diameter, providing optimal load distribution and fastener support.

Key Specifications:

• Inner Diameter: 7/16 inch (0.4375")
• Outer Diameter: 0.705 inch
• Material: Stainless steel construction for corrosion resistance
• Precision machined for consistent thickness and flatness
• Compatible with ARP fastener systems and other high-performance applications

ARP washers are manufactured to exacting tolerances to ensure proper clamping force and load distribution. The stainless steel construction provides excellent corrosion resistance, making these washers suitable for both racing and street applications where reliability is critical.