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The VALUE COLLECTION 88548326 is a 3/8-16 x 2-1/2 inch hex head cap screw manufactured from Grade 5 steel with a zinc-plated finish. It features partial threading and is dimensioned under the head per standard length measurement practice. The UNC thread standard ensures broad compatibility with standard tapped holes and nuts. This fastener is suited for general mechanical assembly, structural connections, and equipment maintenance tasks performed by HVAC technicians, plumbers, electricians, and mechanical contractors. Each order includes a package of 25 screws, making it practical for service kits and shop stock.
This hex head cap screw is appropriate for use in light-to-medium structural and mechanical assembly applications across residential and commercial trade work. Partial threading provides a stronger clamping grip in through-bolt configurations where the unthreaded shank spans the joint material. The zinc plating provides baseline corrosion resistance suitable for interior and protected exterior environments. Trade professionals will find this fastener useful for equipment mounting, panel attachment, and general fabrication work requiring a reliable UNC-threaded fastener in the 3/8-inch diameter range.
Designed for use in any application requiring a 3/8-16 UNC hex head cap screw with a 2-1/2 inch length under head, Grade 5 steel construction, and a zinc-plated finish in partial-thread configuration.
Install using a standard hex wrench or socket drive sized for a 3/8-16 fastener. Ensure the mating tapped hole or nut meets UNC thread standards and that the material grade is appropriate for the load requirements of the application. De-energize and lock out any equipment before fastening components in electrical or mechanical enclosures per applicable safety codes. Do not exceed the torque capacity appropriate for Grade 5 steel fasteners of this diameter as specified by the equipment manufacturer or applicable standards.
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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