Simpson Strong-Tie 1-1/4 in. 16-Gauge 1/2 in. Crown Staples in Type 304 Stainless Steel are engineered for reliable fastening in demanding construction applications, including plywood sheathing, floor decking, and insulation. Built from Type 304 stainless steel, these 16-gauge collated staples deliver the corrosion resistance needed for moisture-prone and weather-exposed environments while maintaining the structural holding power that professionals expect from Simpson Strong-Tie fasteners. Their design is compatible with many major manufacturers' pneumatic tools, making them a versatile choice for contractors and installers who need consistent, fast results across a range of jobsite conditions.

Key Features

• Type 304 Stainless Steel construction - provides strong resistance to corrosion and oxidation, making these staples well-suited for damp, humid, or moisture-exposed installations such as floor decking and sheathing
• 16-gauge wire diameter - offers a balance of strength and flexibility, allowing the staple to drive cleanly into structural panels and insulation without splitting or deforming the material
• 1-1/4 in. leg length - delivers sufficient penetration depth for secure fastening of plywood sheathing, floor decking, and insulation boards, reducing callbacks and rework
• 1/2 in. crown width - distributes clamping force across a wider surface area, improving hold on sheet goods and reducing material pullthrough
• Collated format - reduces driving force and increases installation speed, allowing pneumatic tools to feed and fire consistently for higher productivity on the job
• Compatible with many major manufacturers' pneumatic tools - gives installers flexibility to use equipment they already own, minimizing additional tool investment

Why This Product

• Built for moisture-prone applications - Type 304 stainless steel construction means these staples resist rust and corrosion in the wet and humid conditions commonly encountered when fastening floor decking, insulation, and exterior plywood sheathing
• Speeds up installation without sacrificing holding strength - the collated design works with pneumatic tools to cut driving time and reduce operator fatigue, while the 16-gauge, 1-1/4 in. leg geometry maintains a secure, lasting connection
• Wide tool compatibility reduces jobsite friction - these staples are designed to work with many major pneumatic stapler brands, so crews are not locked into a single tool platform and can keep work moving
• Trusted Simpson Strong-Tie engineering for structural applications - Simpson Strong-Tie's extensive selection of collated fasteners is purpose-built to meet project requirements for sheathing, decking, and insulation tasks, giving specifiers and installers confidence in performance

Specifications

• Brand: Simpson Strong-Tie
• Material: Type 304 Stainless Steel
• Finish: Type 304 Stainless Steel
• Gauge: 16
• Length: 1-1/4 in.
• Crown Width: 1/2 in.
• Country of Origin: Taiwan

Available Pack Options

• S16N125GS-R1000: 1000 Pk
• S16N125GS: 10,000 Pk

Approved Applications

• Finishing, Millwork and Trim
• Plywood sheathing fastening
• Floor decking installation
• Insulation fastening

Frequently Asked Questions

What materials are these staples designed to fasten?

These 1/2 in. crown, 16-gauge staples are specifically designed for fastening plywood sheathing, floor decking, and insulation. The 1-1/4 in. leg length provides adequate penetration depth for secure attachment in these structural and building envelope applications.

Why choose Type 304 stainless steel staples over standard steel staples?

Type 304 stainless steel provides significantly greater corrosion resistance compared to uncoated or lightly coated steel fasteners. This makes these staples a better choice when moisture exposure is a concern - such as in floor decking, exterior sheathing, and insulation applications where long-term holding power in wet or humid conditions is important.

Are these staples compatible with Paslode pneumatic staplers?

These staples are described as similar to the Paslode "GS" series and are compatible with many major manufacturers' pneumatic tools. For specific tool model compatibility, consult your tool manufacturer's fastener compatibility guide to confirm these 16-gauge, 1/2 in. crown, 1-1/4 in. leg staples will feed and fire correctly in your equipment.

What does the 1/2 in. crown width mean for my installation?

The 1/2 in. crown is the horizontal span of the staple that sits flush against the surface of the material being fastened. A wider crown distributes the clamping load across a larger area of the workpiece, which helps prevent the staple from pulling through sheet goods like plywood sheathing or insulation panels during and after installation.