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The VALUE COLLECTION 101673BR is a 3/4-10 UNC cup point set screw designed for mechanical fastening applications requiring a secure, flush or below-surface hold. Manufactured from Grade 8 alloy steel, this screw delivers high tensile strength and resistance to shear forces in demanding industrial and mechanical environments. The cup point geometry bites into the mating surface to resist rotation and axial movement without the need for a protruding head. Driven by a 3/8-inch hex key, it meets ASME/ANSI B18.3 and ASTM F912 dimensional and material standards. Licensed machinists, millwrights, and maintenance technicians typically install this fastener.
This set screw is used in shaft-to-hub connections, collars, pulleys, sprockets, and similar mechanical assemblies where a headless fastener is required. The 3/4-10 UNC thread size and 2-inch overall length suit medium to heavy-duty applications across industrial machinery, power transmission equipment, and general mechanical assembly. It is well-suited for both original equipment manufacturing and field maintenance repair work where Grade 8 strength is specified.
Designed as an OEM-style or replacement headless set screw for mechanical assemblies requiring a 3/4-10 UNC thread, 2-inch overall length, cup point, and Grade 8 alloy steel material specification.
Installation is performed by millwrights, machinists, or qualified maintenance technicians using a 3/8-inch hex key or T-handle driver. Ensure the tapped hole is clean and free of debris before threading the screw. Tighten to the torque value specified by the equipment manufacturer for 3/4-10 Grade 8 set screws. De-energize and lock out all rotating equipment before servicing any shaft or hub assembly.
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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