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The VALUE COLLECTION 30724 is a split lock washer designed for use with 5/8 inch screws and fasteners. Manufactured from 316 stainless steel, this washer provides reliable resistance to corrosion and chemical exposure in demanding environments. The split design applies spring tension under the fastener head, helping to resist loosening caused by vibration and thermal cycling. With an inside diameter ranging from 0.628 to 0.641 inches and an outside diameter ranging from 0.062 to 1.073 inches, this washer fits standard 5/8 inch fastener applications. Thickness measures 0.156 inches. It is suited for installation by licensed plumbers, HVAC technicians, electricians, and general contractors working in corrosive or wet environments.
This split lock washer is used in a wide range of trade and industrial applications where vibration resistance and corrosion protection are required. The 316 stainless steel material grade makes it appropriate for use in marine environments, chemical processing, pool and spa equipment, and plumbing installations where exposure to moisture, chlorine, or harsh chemicals is a concern. It is sold individually with a minimum order quantity of 50 pieces.
Designed for use with 5/8 inch screws and bolts in standard inch-measurement fastener applications requiring a split lock washer.
Install by placing the washer between the fastener head or nut and the mating surface before tightening. Ensure the fastener and washer material are compatible to avoid galvanic corrosion when used in mixed-metal assemblies. Follow applicable mechanical and plumbing codes when used in pressurized or structural connections. Do not reuse lock washers that have been fully compressed flat, as they will no longer provide effective spring tension.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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