ARP stainless steel washers pack (10) with 5/16" inner diameter and .655" outer diameter supplies hardware spacing and load distribution where 5/16" fasteners are used. These stainless steel washers are intended for general fastening applications to help protect surfaces and ensure consistent clamping behavior for bolts and studs in compatible assemblies.
ARP 5/16 ID .655 OD SS Washers (10 pack)