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The VALUE COLLECTION 581615PR is a fully threaded hex socket cap screw designed for high-strength fastening in mechanical assemblies, tooling fixtures, and structural applications. The screw features a 9/16-12 UNC thread and measures 2 inches under the head, providing a secure grip in through-hole and tapped-hole installations. Made from alloy steel with a black oxide finish, it delivers solid corrosion resistance for interior and light-duty exterior environments. A 7/16-inch hex drive socket is required for installation. This fastener meets ASME/ANSI B18.3 and ASTM A574 standards, confirming it is rated for high-tensile load applications where a reliable, precise fit is required.
This socket cap screw is suited for use in manufacturing, maintenance, and repair operations across industrial, commercial, and mechanical trade environments. It is commonly installed in machine frames, jigs, die sets, and equipment panels where a low-profile, high-torque fastener is needed. The recessed hex drive allows installation in counterbored holes, keeping the fastener head flush or below the surface. Machinists, millwrights, and maintenance technicians routinely specify this screw type for precision assemblies. Minimum order quantity is 10 pieces per order.
Designed as a standard ASME/ANSI B18.3 hex socket cap screw suitable for any tapped hole or through-hole application requiring a 9/16-12 UNC thread pattern and a 2-inch grip length in alloy steel.
Installation requires a 7/16-inch hex key or socket driver. Always verify that the mating tapped hole thread class and depth are compatible with the 9/16-12 UNC specification before installation. Ensure the work piece is de-energized or locked out where applicable per site safety procedures. Do not exceed the rated torque capacity of the mating material to avoid thread stripping or fastener failure.
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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