S-90409A151 1/2"-13 x 2" IFI 111, SAE J429 High-Strength Grade 8 Steel Flanged Hex Head Screws
High-Strength Grade 8 Steel Flanged 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 load-bearing capability with 150,000 psi tensile strength for reliable performance in high-stress applications
- Superior durability and wear resistance thanks to Rockwell C32 hardness, extending service life in demanding environments
- Optimized for quick installation with coarse UNC threading and external hex drive design reducing assembly time
- Enhanced stability and vibration resistance through the integrated flange design, minimizing loosening under dynamic loads
- Precise thread fit with Class 2A tolerance ensuring consistent engagement and reduced cross-threading risks
- Compliance with rigorous industry standards including SAE J429 (IFI 111) for guaranteed mechanical properties and performance
- Environmentally responsible manufacturing with full RoHS 3 and REACH compliance for safe use in regulated industries
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 8 hex head screws address critical challenges in machinery assembly, structural frameworks, and equipment manufacturing. The high-strength steel construction combined with 150,000 psi tensile strength provides exceptional resistance to shear and tensile forces, preventing joint failure in dynamic environments. The 1/2"-13 UNC coarse thread ensures rapid installation and reliable grip in various materials, while the partially threaded design with flange distributes clamping force evenly, reducing point stress and minimizing vibration-induced loosening. Ideal for construction, automotive, and heavy equipment sectors where SAE J429 compliance and consistent performance under extreme conditions are paramount.
Specification Summary & Compliance
This hex head screw features precise Class 2A thread fit with 1/2"-13 UNC coarse threading and 2" length, manufactured to IFI 111 specification SAE J429 for mechanical properties. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial use.
