5/16" OD X 1-9/16" Spacers | #10 Hole | Stainless Steel | Passivated (250/Pkg.) Lock Washers Part name / code: MS51957-43B

Part name / code: MS51957-43B

tamper-resistant fastening is required

or round structural members to a support surface

Profile: Hex die with standard hex shape for easy wrench engagement

or stocking in maintenance shops

5/16" OD X 1-9/16" Spacers | #10 Hole | Stainless Steel | Passivated (250/Pkg.) Lock Washers Part name / code: MS51957-43BSpecs Outer Diameter: 5 16 inch Length: 1 9 16 inch Through Hole Diameter: #10 Material: Stainless Steel Finish: Passivated Quantity per Package: 100 Features Corrosion Resistance: Passivated stainless steel enhances surface finish and minimizes corrosion risk in humid or saline industrial environments, extending service life in exposed chassis and frame assemblies. Axial Spacing Precision: Delivers repeatable, controlled separation between