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The VALUE COLLECTION C703163 is a Grade 8 steel hex head cap screw with a 7/16-20 UNF thread size and a 2-inch length under head. It features partial threading and an uncoated finish, conforming to ASME B18.2.1 dimensional standards. Grade 8 steel provides high tensile strength suitable for demanding mechanical and structural fastening applications. This screw is sold in packages of 50 units, making it well suited for contractors, maintenance technicians, and tradespeople who need a reliable supply for production or field work.
This hex head cap screw is used in general industrial, mechanical, and trade applications where a high-strength inch-series fastener is required. The 7/16-20 UNF thread pitch is a fine-thread designation, which offers better thread engagement and resistance to loosening under vibration compared to coarse-thread alternatives. Partial threading is standard for this length, providing a smooth shank section between the head and threaded portion. Typical applications include equipment assembly, machinery mounting, and structural connections across HVAC, plumbing, and electrical trade work.
Designed as a standard inch-series hex head cap screw for use in any application requiring a 7/16-20 UNF Grade 8 fastener conforming to ASME B18.2.1.
Installation is performed by the appropriate trade or mechanical technician using a standard hex wrench or socket set sized for a 7/16-inch hex head cap screw. Ensure mating threads are clean and free of debris before installation. Always torque to the specification required by the equipment manufacturer or applicable code for Grade 8 fasteners. Do not substitute a lower-grade fastener in applications specifying Grade 8.
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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