McMaster 98029A033 Black-Oxide Steel Washer for 1/2" Screw Size, General Purpose, 0.531" ID 55CV04 Tool-Free Jam Release

Tool-Free Jam Release

20 A @ 125 V AC/250 V AC

Toxic Atmosphere Non-IDLH

Viscosity @ 40C Not Specified

McMaster 98029A033 Black-Oxide Steel Washer for 1/2" Screw Size, General Purpose, 0.531" ID 55CV04 Tool-Free Jam ReleaseYour go to metal washer for every screw size. Washers take the pressure off nuts and screws to protect mounting surfaces. Black Oxide SteelTypically chosen for their appearance, these washers have a dark, matte coating that creates a finished look. They offer minimal corrosion resistance, so they're best for dry environments. Material CertificateWashers include a report with a traceable lot number. Washer Designation General Purpose Material Black