Special Purpose Washer 5/16" I.D, .550" O.D .095" Thick with Chamfer (10-Pack)

A true high performance washer from ARP, available in a variety of sizes and thicknesses, and with or without I.D. (inside diameter) chamfers. Our washers are constructed from either premium chrome moly with a black oxide finish or polished ARP stainless steel and are hardened.