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The GIBRALTAR 40514G is an equal double threaded stud with a 3/8-16 thread size and an overall length of 8 inches. Both ends carry the same thread specification, making it a symmetrical fastener suited for through-bolting, mounting, and mechanical assembly applications where a bolt head would be impractical. Constructed from alloy steel with a black oxide finish, it carries a Grade 5 material rating and a Thread Fit Class 50 designation. The flat feature confirms the stud includes a wrench flat for controlled installation torque. Plumbers, pipefitters, HVAC technicians, and general mechanical trades all encounter this fastener type in structural and equipment mounting work.
This stud is used in residential and commercial mechanical installations where two threaded connections are needed at opposite ends of a single fastener. Common applications include equipment mounting pads, flange connections, pump and motor mounting, and structural anchoring in trade assemblies. The black oxide finish provides a baseline level of corrosion resistance suitable for indoor and protected environments. Sold individually as a single-piece unit.
Designed as a standard 3/8-16 equal double threaded stud suitable for general mechanical, HVAC, plumbing, and structural assembly applications requiring symmetrical threaded fastening at both ends.
Installation of threaded studs is typically performed by licensed mechanical, plumbing, or HVAC technicians depending on the application. Power down or depressurize any equipment before replacing or installing fasteners in active systems. Use the wrench flat to drive the stud to the appropriate engagement depth without damaging threads. Follow applicable codes such as IFGC or IPC when installing in gas or plumbing assemblies.
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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