Hardened ARP Special Purpose washers are parallel-ground from premium chromoly. They are available in a variety of sizes and thicknesses for use on virtually any application. Special connecting rod washers are available, as are some of the popular metric sizes. Build up your supply so you don't get caught short when the need arises.

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ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.563 in. OD, 0.063 Thick, Cad Plated, Each

ARP Washer, Hardened, High Performance, Flat, 5/16 in. ID, 0.563 in. OD, 0.063 Thick, Cad Plated, Each

$0.56

Trick Flow Head Bolt Washer, Steel, Black Oxide, .450 in. Inside Diameter, .116 in. Thick, Each

Trick Flow Head Bolt Washer, Steel, Black Oxide, .450 in. Inside Diameter, .116 in. Thick, Each

$21.72

ARP Washer, Hardened, High Performance, Flat, 10mm ID, 19.1mm OD, 3mm Thick, Stainless Steel, Polished, Each

ARP Washer, Hardened, High Performance, Flat, 10mm ID, 19.1mm OD, 3mm Thick, Stainless Steel, Polished, Each

$2.84

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Stainless Steel, Polished, 0.09 in. Thick, Each

ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Stainless Steel, Polished, 0.09 in. Thick, Each

$2.07

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 19.1mm OD, 3mm Thick, Chromoly, Black Oxide, Each

ARP Washer, Hardened, High Performance, Chamfer, Flat, 12mm ID, 19.1mm OD, 3mm Thick, Chromoly, Black Oxide, Each

$2.49