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The VALUE COLLECTION NT-51618-1-SS is a 5/16-18 x 1 inch stainless steel set screw with a soft nylon tip point, designed to secure components in place without damaging the mating surface. The hex drive socket accepts a standard hex key for installation and removal. Grade 18-8 stainless steel construction provides corrosion resistance in wet or chemically exposed environments. The nylon tip distributes clamping load gently, making this fastener well suited for locking shafts, collars, and precision assemblies where surface marring is not acceptable. Installed by maintenance technicians, machinists, and trade professionals across a wide range of mechanical and industrial applications.
This set screw is appropriate for general industrial, HVAC, plumbing, and mechanical assembly applications where a UNC-threaded, corrosion-resistant fastener with a soft tip is required. Typical uses include securing rotating components to shafts, locking adjustment collars, and holding position in assemblies where frequent repositioning or surface protection is a priority. The 5/16-18 UNC thread pattern is a common standard size found across a broad range of equipment and machinery.
Designed as a standard-fit replacement or addition for any application requiring a 5/16-18 UNC set screw with a hex drive and soft nylon tip point.
Installed by machinists, maintenance technicians, and trade professionals using a calibrated hex key or Allen wrench of the appropriate size. Always de-energize and lock out equipment before installing or removing set screws in rotating assemblies. Do not overtighten, as excessive torque can crack the nylon tip or strip the hex socket. Verify thread engagement and alignment before final tightening.
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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