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The GREENFIELD 533-1 is a single stud shoe nail plate designed to protect wall studs that have been drilled or notched during rough-in work. Fabricated from 16-gauge steel, it reinforces the weakened framing member and guards against fastener penetration through finished walls. This protector plate is a standard component in residential and light commercial framing assemblies, typically installed by plumbers, electricians, and HVAC technicians during rough-in to comply with code requirements for stud protection. It measures 2.35 inches in length, 5.45 inches in width, and 3.4 inches in height, making it sized for single-stud applications at 1-1/2 inch nominal stud width.
The 533-1 is used wherever a pipe, wire, or duct penetrates or runs through a wall stud and the remaining wood material falls within the minimum thickness required by code. Common applications include interior non-load-bearing wall framing in residential construction and light commercial projects. Electricians install these plates to protect NM cable runs, while plumbers use them to shield supply or drain lines that pass through framing. HVAC technicians also rely on stud shoes when routing low-voltage or refrigerant lines through framed cavities.
Designed as an OEM-style replacement and standard-fit protector plate for single-stud framing applications requiring nail plate protection at drilled or notched locations in residential and light commercial construction.
Installation is typically performed by licensed plumbers, electricians, or HVAC technicians during the rough-in phase before wall coverings are applied. Power down all electrical circuits and shut off water or gas supply lines in the work area before beginning stud work. The plate is nailed or fastened directly to the face of the stud over the notch or bore location. Follow applicable local building codes and the IFGC, NEC, or IPC as appropriate to the trade for minimum stud protection 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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