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The VALUE COLLECTION R52001136 is a 5/16-18 UNC carriage bolt with a 2-inch length under head and a standard square neck. It is constructed from 1006-1050 grade steel with a galvanized zinc-plated finish that provides corrosion resistance in exposed or outdoor installations. The bolt is fully threaded along its shank and conforms to ASME B18.5 dimensional standards. The square neck seats into wood or soft materials to prevent rotation during fastening without requiring a wrench on the bolt head. This fastener is installed by maintenance technicians, electricians, plumbers, and general tradespeople across a wide range of structural and equipment-mounting applications.
This carriage bolt is suited for light structural connections, equipment mounting, and general assembly work in residential and commercial settings. The galvanized finish makes it appropriate for installations where the fastener may be exposed to moisture, such as outdoor wood framing, equipment pads, brackets, and fence assemblies. It is sold individually but requires a minimum order quantity of 100 pieces per transaction, making it practical for contractors stocking fasteners in bulk for ongoing jobs.
Designed as a standard ASME B18.5 carriage bolt suitable for use with any 5/16-18 UNC hex nut and standard flat or lock washers in wood, metal, or composite assembly applications.
This fastener is installed by general tradespeople, carpenters, electricians, and plumbers during structural assembly or equipment-mounting tasks. Insert the bolt through the pre-drilled hole so the square neck seats fully into the material before threading on a nut. Tighten from the nut side only using a standard wrench or socket; applying torque to the domed head can damage the neck seating. Follow applicable building codes and equipment manufacturer specifications for fastener torque and spacing requirements.
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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