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The VALUE COLLECTION D30110 is a partially threaded hex head cap screw designed for general mechanical fastening in industrial, commercial, and trade applications. It features a 1/2-13 UNC thread size and a 2.5-inch length under head, manufactured from Grade 5 steel with a zinc-plated finish for basic corrosion resistance. Produced to ASME B18.2.1 standards, this fastener delivers consistent dimensional accuracy and tensile strength appropriate for structural and mechanical assemblies. Licensed tradespeople across plumbing, HVAC, electrical, and general mechanical trades rely on Grade 5 hex cap screws for equipment mounting, bracket installation, and equipment access panel fastening.
This fastener is suited for residential and light commercial mechanical installations where a 1/2-13 UNC coarse-thread bolt is specified. Partial threading allows for grip-length engagement in through-bolt applications and is common in equipment base mounting, pipe hanger hardware, and structural steel connections. The zinc plating provides a baseline level of oxidation resistance for indoor and sheltered outdoor service environments.
Designed as a standard 1/2-13 UNC hex head cap screw for use with any hex nut, lock nut, or tapped hole conforming to UNC thread standards in inch-measurement fastening applications.
Install using a standard 3/4-inch hex wrench or socket driver. Verify thread engagement depth before torquing, and confirm the mating nut or tapped hole is also 1/2-13 UNC. Power down or de-energize equipment before performing any fastener work on electrical or mechanical enclosures. Do not reuse fasteners that show thread damage or corrosion that compromises seating.
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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