Black Washer - 1/2 ID x 2.000 OD w/Chamfer (1pk)

The Black Washer - 1/2 ID x 2.000 OD w/Chamfer (1pk) by ARP is a precision fastener component designed for high-performance applications in firearms assembly, tactical builds, and automotive systems. This washer is engineered to provide reliable support in various mechanical systems, ensuring assembly integrity.

Manufactured to ARP specifications, this black oxide-finished washer features a 1/2-inch inner diameter (ID) and 2.000-inch outer diameter (OD) with a chamfered edge. The chamfer design prevents binding during installation and reduces stress concentration at sharp edges, allowing fasteners to seat smoothly.

Ideal for law enforcement armorers, gunsmiths, and platform builders, this washer is particularly useful for upper and lower receiver assemblies, trigger group installations, and free-float barrel mounting where precision tolerances are essential.