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The VALUE COLLECTION 2-SC-50C-37 is a 1/2-13 threaded cup point set screw machined from Grade 316 stainless steel. At 3/8 inches in length, this fully threaded fastener is driven with a hex key and seats with a cup point that bites into mating shaft material to resist rotation and axial movement. Grade 316 stainless provides superior corrosion resistance compared to Grade 304, making it a reliable choice in wet, marine, or chemically aggressive environments. The uncoated finish maintains dimensional consistency for close-tolerance applications. Machinists, millwrights, plumbers, and mechanical contractors install this type of fastener daily in shaft collars, shaft couplings, pulleys, and similar assemblies.
This set screw is suited for residential and commercial mechanical assemblies where a flush or below-surface fastener is required. Typical applications include securing rotating components to shafts, locking adjustable collars, and fixing pulleys or sprockets in process equipment, pumps, HVAC blower assemblies, and general fabrication work. The 1/2-13 thread pitch is a coarse unified national thread series, common across a wide range of standard hardware and manufactured assemblies in North American trade applications.
Designed as a standard 1/2-13 coarse-thread cup point set screw suitable for shaft collars, couplings, pulleys, and similar mechanical assemblies requiring a corrosion-resistant Grade 316 stainless fastener.
Installation is performed with a properly sized hex key torqued by hand or with a T-handle driver. De-energize and lock out any equipment before servicing fasteners on rotating shafts or powered assemblies. Do not overtighten, as cup point set screws can deform soft shaft materials if excessive force is applied. Follow applicable mechanical and equipment manufacturer guidelines for fastener seating procedures.
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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