S-92323A589 8-32 x 1/4" IFI 111, SAE J429 Medium-Strength Grade 5 Steel Serrated-Flange Hex Head Screws
Medium-Strength Grade 5 Steel Serrated-Flange 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
- High tensile strength of 110,000 psi ensures reliable performance in demanding applications, reducing the risk of fastener failure under load.
- Zinc-plated steel construction provides excellent corrosion resistance, extending service life in harsh industrial environments.
- External hex drive and flange design offers easy installation with standard tools and distributes clamping force evenly, minimizing surface damage.
- Serrations under the head create a secure locking mechanism that prevents loosening from vibration, enhancing joint integrity.
- UNC coarse threading with Class 2A fit allows for quick assembly and reliable engagement in a variety of materials, improving installation efficiency.
- Grade 5 strength classification meets rigorous IFI 111/SAE J429 standards, ensuring consistent quality and compatibility with industrial specifications.
- Fully threaded shank maximizes grip length and adjustability, providing versatile fastening solutions across different material thicknesses.
Professional Applications & Engineering Value
Engineered for industrial fastening where durability and reliability are critical, this Grade 5 hex head screw excels in machinery assembly, automotive components, and structural frameworks. The zinc-plated steel material combats rust and wear, while the UNC coarse thread and external hex drive simplify installation in coarse-grained materials, reducing assembly time. The serrated locking feature addresses common vibration-induced loosening issues, maintaining clamp load in dynamic environments. With a tensile strength of 110,000 psi and Rockwell C22 hardness, it withstands high-stress conditions, making it ideal for heavy-duty applications that demand long-term performance and compliance with industry standards.
Specification Summary & Compliance
This screw adheres to precise dimensional tolerances, including Class 2A thread fit for consistent engagement and UNC coarse threading per standard specifications. It meets IFI 111/SAE J429 for mechanical properties and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are addressed for global industrial use.
