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The ARP insert washer comes as a 2-pack with a .995" outer diameter and a 9/16" inner diameter, designed to fit 9/16" fasteners while offering an enlarged bearing surface. These insert-type washers help center and stabilize bolts in assemblies that need a larger OD for load distribution. Keep them available for rebuilds or service operations requiring consistent spacing and proper fastener seating.
ARP .995 OD X 9/16 ID insert washer 2pk
