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The VALUE COLLECTION HCI50750175G-020BX is a fully threaded hex head cap screw designed for general industrial and trade fastening applications. It measures 3/4-10 thread size with a 1-3/4 inch length under head, conforming to Unified National Coarse (UNC) thread standards. Constructed from Grade 5 steel with a hot-dipped galvanized finish, this fastener delivers solid mechanical strength and corrosion resistance suitable for outdoor, structural, and corrosive-environment installations. Plumbers, electricians, HVAC technicians, and general contractors use Grade 5 fasteners like this when standard hardware-grade bolts are insufficient but high-strength Grade 8 is not required.
This hex head cap screw is appropriate for residential and commercial construction, mechanical equipment mounting, pipe support bracketing, electrical enclosure assembly, and HVAC equipment installation. The fully threaded shank allows for consistent clamping force along the entire fastener length, making it well suited for through-bolt applications and thinner material stacks where a partially threaded grip would not engage properly. The UNC thread form is the most common inch-series standard in North American trade work.
Designed as a standard inch-series UNC hex head cap screw compatible with 3/4-10 nuts, washers, and tapped holes used in general mechanical, structural, and trade-equipment fastening applications.
Installation is performed by any trade requiring structural or mechanical fastening — HVAC, plumbing, electrical, and general construction are all common contexts. Always use a properly sized 1-3/16 inch hex wrench or socket for the 3/4-10 head. Follow applicable torque guidelines from the equipment manufacturer or relevant structural code when precise clamping force is required. Galvanized fasteners should not be mixed with incompatible metals in highly conductive or dissimilar-metal environments where galvanic corrosion is a concern.
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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