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The VALUE COLLECTION R80320441 is a hex head cap screw designed for general fastening applications requiring corrosion resistance and dimensional accuracy. Manufactured from 18-8 stainless steel with an uncoated finish, this screw measures 1-8 thread size by 2-3/4 inches in length under head and features Unified National Coarse (UNC) threading. The partial thread design concentrates clamping force and is suited for joining materials of varying thickness. At 0.084 pounds, it is a compact but robust fastener appropriate for mechanical assemblies, structural connections, and equipment maintenance tasks performed by tradespeople across HVAC, plumbing, electrical, and general industrial settings.
This cap screw is used in applications where stainless steel is specified for its resistance to rust, oxidation, and mild chemical exposure. The UNC thread standard makes it compatible with standard tapped holes and nuts across inch-measurement systems. Partially threaded shanks are common in bolted joint assemblies where a smooth shank section is needed to bear shear loads or to draw mating parts together cleanly. This fastener is appropriate for both indoor and outdoor mechanical installations where corrosion-resistant hardware is required.
Designed as a standard inch-measurement hex head cap screw for use with UNC-tapped holes, standard hex nuts, and flat or lock washers in general mechanical and structural fastening assemblies.
Installation is performed with a standard hex wrench or socket set sized to the hex head. Ensure the mating tapped hole or nut is clean, free of debris, and matches the UNC thread specification before installation. Do not mix stainless steel fasteners with dissimilar metals in environments where galvanic corrosion is a concern. Follow applicable codes and equipment manufacturer guidelines for torque and joint preload requirements.
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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