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The VALUE COLLECTION 97165 is a partially threaded hex head cap screw sized 5/8-11 x 10 inches, manufactured from Grade 5 steel with an uncoated finish. Built to ASME B18.2.1 standards, this fastener uses a Unified National Coarse (UNC) thread form and is measured by length under head. It is a general-purpose structural fastener suited for bolted assemblies where moderate tensile strength and a standard hex drive are required. Machinists, millwrights, contractors, and maintenance technicians reach for Grade 5 hex cap screws when SAE-grade performance and dimensional consistency matter. Sold in packages of 10.
This screw is appropriate for use in structural connections, equipment frames, machinery mounts, and fabricated steel assemblies across commercial and industrial settings. The 5/8-11 thread size and 10-inch length under head make it a fit for thicker stacked members or through-bolt applications where extra grip length is needed. The uncoated finish means it is intended for indoor or protected environments unless additional corrosion protection is applied at installation.
Designed for use with standard 5/8-11 UNC hex nuts, flat washers, and lock washers in inch-series bolted assemblies requiring ASME B18.2.1 compliant fasteners.
Installation is typically performed by millwrights, ironworkers, or maintenance technicians using a standard hex wrench, impact driver, or torque wrench sized for 5/8-inch fasteners. Follow applicable structural or equipment manufacturer torque specifications for Grade 5 hardware. Ensure mating threaded holes or nuts are clean, properly tapped to 5/8-11 UNC, and free of debris before assembly. Do not use this uncoated fastener in corrosive or wet environments without applying appropriate protective coating or selecting a coated alternative.
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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