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The VALUE COLLECTION HCI20501600G6 is a 1/2-13 hex head bolt with a 16-inch length under head, manufactured from Grade 2 steel with a hot-dipped galvanized finish. It is partially threaded and meets ASTM A307 standards, making it a dependable general-purpose structural fastener. This bolt is used in a wide range of construction, plumbing, HVAC, and mechanical applications where corrosion resistance and standard tensile strength are required. Installation is performed by electricians, plumbers, HVAC technicians, general contractors, and maintenance professionals who need a reliable, code-compliant fastener for assemblies exposed to moisture or outdoor conditions.
This bolt is well suited for both indoor and outdoor applications where corrosion resistance is a priority. The hot-dipped galvanized coating provides a durable zinc layer that protects the steel substrate in wet or humid environments. Common installation scenarios include pipe hangers, equipment mounting, structural connections, and general mechanical assemblies in residential and light commercial settings. The 1/2-13 UNC thread size is one of the most widely used in trade work, fitting standard 1/2-13 nuts and threaded hardware across a broad range of applications.
Designed as a general-purpose Grade 2 hex head bolt compatible with standard 1/2-13 UNC nuts, washers, and threaded inserts used in construction and mechanical assembly applications.
Install using a standard 3/4-inch hex wrench or socket driver appropriate for 1/2-13 hex head bolts. Always use a flat washer and nut of matching grade and thread specification. When installing in structural applications, follow applicable building codes and torque guidelines for Grade 2 fasteners as specified by the project engineer or authority having jurisdiction. Do not use impact tools at full torque on galvanized fasteners without verifying coating integrity after installation.
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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