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The VALUE COLLECTION 3SSC905F0112 is a partially threaded hex head cap screw designed for precision fastening applications in industrial and mechanical assemblies. Sized at 5/16-24 UNF with a 1-3/4 inch length under head, this fastener features fine-thread engagement suited to close-tolerance work. Constructed from 18-8 stainless steel with no coating applied, it offers solid corrosion resistance in wet or mildly corrosive environments. Maintenance technicians, pipefitters, and mechanical installers use this type of fastener when a standard hex driver or wrench-driven bolt is required and thread engagement must be controlled.
This hex head cap screw fits general mechanical, HVAC equipment, plumbing fixture, and light structural assembly applications where inch-system UNF threading is specified. The partial thread design leaves a smooth shank section under the head, which helps align mating components before thread engagement begins and provides a clean clamping zone in bolted joints. It is sold in quantities as specified per order minimums.
Designed as an OEM-style replacement or standard fastener for mechanical assemblies requiring a 5/16-24 UNF partially threaded hex head cap screw in 18-8 stainless steel.
Installation is performed by a qualified mechanic or technician using a standard hex wrench or socket set sized for a 5/16-inch hex head fastener. Always de-energize and isolate any equipment before accessing fastened components. Do not mix stainless steel fasteners with dissimilar metals in highly conductive or electrochemically active environments without appropriate isolation. Follow applicable equipment manufacturer torque specifications for this thread size and material grade.
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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