Wilwood’s Washers are manufactured from high strength alloy steel or stainless steel and plated with an anti-corrosion finish or treatments.

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ARP Washer, Hardened, High Performance, Flat, 1/2 in. ID, 0.875 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 2

ARP Washer, Hardened, High Performance, Flat, 1/2 in. ID, 0.875 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 2

$4.80

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 22.2mm OD, 2.3mm Thick, Stainless Steel, Polished, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 22.2mm OD, 2.3mm Thick, Stainless Steel, Polished, Each

$3.40

ARP Washer, Insert, Washer, Insert, .0500 OD X 10mm ID, Each

ARP Washer, Insert, Washer, Insert, .0500 OD X 10mm ID, Each

$24.57

ARP Washer, Hardened, High Performance, Chamfer, Flat, 10mm ID, 19.2mm OD, 2.3mm Thick, Chromoly, Black Oxide, Set of 2

ARP Washer, Hardened, High Performance, Chamfer, Flat, 10mm ID, 19.2mm OD, 2.3mm Thick, Chromoly, Black Oxide, Set of 2

$1.72

ARP Washer, Hardened, High Performance, Chamfer, Flat, 5/16 in. ID, 0.675 in. OD, 0.120 Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 5/16 in. ID, 0.675 in. OD, 0.120 Thick, Chromoly, Black Oxide, Each

$2.10

Strange ,Washer, Flat, Aluminum, Natural, .250 in. Thickness, 0.626 in I.D, Each

Strange ,Washer, Flat, Aluminum, Natural, .250 in. Thickness, 0.626 in I.D, Each

$6.20