S-92316A841 3/4"-10 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 and Grade 8 classification, ensuring reliable performance in high-stress industrial environments.
- Enhanced corrosion resistance due to the black phosphate steel coating, prolonging fastener life in demanding conditions.
- Secure and efficient installation with external hex drive and flanged design, providing superior grip and preventing loosening under vibration.
- Optimized thread engagement through UNC coarse threading and Class 2A fit, facilitating quick assembly and reducing cross-threading risks.
- Robust material hardness at Rockwell C32, maintaining structural integrity and resistance to wear over extended use.
- Versatile partial threading allowing precise clamping force control for varied application needs.
- Compliance with industry standards including SAE J429, ensuring consistent quality and interoperability in mechanical systems.
Professional Applications & Engineering Value
This Grade 8 hex head screw is engineered to address critical challenges in heavy machinery, construction, and automotive assemblies where high tensile strength and durability are paramount. The black phosphate steel material offers a protective layer against rust and corrosion, essential for outdoor or humid environments. With its UNC coarse thread and partial threading, it ensures rapid installation and reliable grip in structural connections, reducing downtime. The flanged feature distributes load evenly, minimizing surface damage and enhancing joint stability. Ideal for industrial fasteners requiring 150,000 psi tensile strength, it supports applications like equipment frames, engine components, and infrastructure projects, delivering long-term performance under extreme conditions.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including Class 2A thread fit for consistent accuracy and UNC thread type with coarse spacing. It meets IFI 111/SAE J429 specifications for mechanical properties and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory alignment in global markets.
