<p>Thick Washer, Steel, Inch, Washer Material Grade Case Hardened, Fastener Finish Black Oxide, Fits Bolt Sizes 3/8 In., Washer Inside Dia. 13/32 In., Washer Outside Dia. 7/8 In., Thickness 1/8 In., Thickness Tolerance +/-0.010 In., Rockwell Hardness C40, Package Quantity 25</p> <p><br /><b>Features</b></p> <ul> <li>Application: Load Distributing</li> <li>Item: Thick Washer</li> <li>Fits Bolt Sizes: 3/8&quot;</li> <li>Thickness: 1/8&quot;</li> <li>Rockwell Hardness: C40</li> <li>Thickness Tolerance: +/-0.010&quot;</li> <li>System of Measurement: Inch</li> <li>Fastener Finish: Black Oxide</li> <li>Flat Washer Type: Thick Flat Washer</li> <li>Washer Inside Dia.: 13/32&quot;</li> <li>Washer Material Grade: Case Hardened</li> <li>Washer Outside Dia.: 7/8&quot;</li> <li>Washer Basic Material: Steel</li> <li>Washer Standards: N/A</li> </ul> <p></p>