S-92240A721 1/2"-13 x 2 1/4" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance thanks to 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- High tensile strength of 80,000 PSI ensures superior load-bearing capacity and resistance to breakage under stress.
- Rockwell B70 hardness provides excellent durability and wear resistance, reducing the need for frequent replacements.
- Fully threaded design maximizes grip and holding power along the entire 2-1/4" length for secure fastening.
- Coarse UNC threading with Class 2A fit allows for quick, easy installation and reliable performance in a wide range of materials.
- External hex drive and hex head enable high-torque application with standard tools, speeding up assembly and disassembly.
- Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees consistent quality, safety, and environmental responsibility.
Professional Applications & Engineering Value
This 1/2"-13 UNC Hex Head Screw is engineered to solve critical fastening challenges in demanding industrial applications. Made from 18-8 Stainless Steel, it resists rust and corrosion, making it perfect for outdoor machinery, chemical processing equipment, and marine environments where moisture and chemicals are concerns. The coarse thread and Class 2A thread fit ensure reliable engagement in both soft and hard materials, reducing the risk of cross-threading and stripping. With an 80,000 PSI tensile strength and fully threaded design, it provides consistent clamping force and vibration resistance in structural assemblies, conveyor systems, and heavy-duty frames, minimizing maintenance downtime and enhancing operational safety.
Specification Summary & Compliance
This hex head screw features a 1/2"-13 UNC coarse thread with Class 2A thread fit for standard dimensional accuracy and ease of assembly. It meets ASME B18.2.1 specifications for consistency and interoperability. Additionally, the product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it is free from hazardous substances and adheres to environmental and safety regulations for industrial use.
