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The HOLO-KROME 06046 is an Allen nut with a 3/8-16 thread size, machined from uncoated steel. Allen nuts, also called socket nuts or cap nuts, are tightened and loosened using a hex key rather than a standard wrench, making them well-suited for recessed or tight-clearance fastening applications. The 3/8-inch hex key drive on this nut provides a secure engagement point for installation and removal torque. This fastener is used in mechanical assemblies, equipment fabrication, and maintenance applications where a flush or low-profile fastening solution is required. Installers in HVAC, mechanical, and general trade work encounter this style of nut in panel assemblies, equipment mounting, and structural connections.
The HOLO-KROME 06046 is used in light to medium-duty fastening applications where a standard hex nut is not accessible with conventional wrench tooling. It suits residential and commercial equipment assembly, structural brackets, machine frames, and maintenance repair operations. This fastener is sold individually, making it practical for single-unit replacement or small-quantity repair jobs without the need to purchase in bulk.
Designed as a standard 3/8-16 threaded Allen nut for use with matching 3/8-16 threaded fastener assemblies in mechanical and equipment applications.
Installation is performed using a 3/8-inch hex key or Allen wrench. De-energize and lock out any equipment before servicing fastener assemblies on electrical or mechanical systems. Ensure mating threads are clean and free of debris before installation. Do not overtighten, as uncoated steel fasteners are susceptible to galling when mated with certain materials.
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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