S-91475A541 0.314" ID x 0.583" OD ASME B18.21.1; MS35338-45 Mil. Spec. Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance through spring-like split design that maintains constant tension under dynamic loads
• Enhanced corrosion protection with cadmium plating that withstands harsh industrial environments
• Reliable hardness performance with Rockwell C38 rating ensuring consistent spring action and durability
• Precise dimensional compatibility with 0.314" ID specifically engineered for 5/16" screw applications
• Industry-standard compliance meeting ASME B18.21.1 and MS35338-45 specifications for quality assurance
• Optimal load distribution with 0.583" OD providing wider surface contact area
• Long-term fastener security preventing loosening in high-vibration machinery and equipment

Professional Applications & Engineering Value

This cadmium-plated steel split lock washer delivers critical vibration-resistant performance in demanding industrial settings. The split lock washer design creates continuous spring tension that compensates for thermal expansion, material settlement, and dynamic loading conditions. Engineered specifically for 5/16" screw applications, the 0.314" internal diameter ensures precise fitment while the cadmium plating provides essential corrosion resistance in manufacturing, automotive, and heavy equipment applications. The standard split lock washer configuration offers reliable prevention against fastener loosening in assembly lines, machinery mounts, and structural connections where vibration-induced failure poses significant operational risks.

Specification Summary & Compliance

This split lock washer features inch system dimensions with 0.314" ID, 0.583" OD, and 0.078" thickness. Manufactured to ASME B18.21.1 and MS35338-45 specifications, ensuring precise dimensional tolerances and performance characteristics. The cadmium-plated steel construction meets industrial requirements for corrosion resistance and durability, while the Rockwell C38 hardness rating guarantees consistent spring performance. Compliant with relevant industrial standards for quality and performance in mechanical fastening applications.