S-92323A575 1/2"-13 x 1 1/2" 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
- Exceptional tensile strength of 110,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Zinc-plated steel construction provides excellent corrosion resistance, extending service life in harsh industrial environments.
- Serrated locking flange enhances grip and prevents loosening under vibration, improving assembly security.
- Coarse UNC threading allows for faster installation and easier alignment, saving time during assembly.
- Class 2A thread fit offers consistent, reliable engagement with standard nuts and tapped holes, ensuring compatibility.
- Fully threaded design provides maximum holding power along the entire length, ideal for demanding fastening needs.
- Grade 5 certification guarantees consistent mechanical properties and compliance with SAE J429 standards for dependable quality.
Professional Applications & Engineering Value
This Grade 5 zinc-plated steel hex head screw is engineered to address common industrial challenges such as vibration-induced loosening and corrosion. The serrated locking flange and coarse UNC thread provide superior resistance to dynamic loads, making it ideal for heavy machinery, structural assemblies, and automotive applications. Its 110,000 psi tensile strength and Rockwell C22 hardness ensure durability under extreme conditions, while the zinc plating offers protection against rust. Fully threaded for maximum grip, this external hex drive screw simplifies installation with standard tools, reducing labor time and enhancing reliability in critical industrial fastening scenarios.
Specification Summary & Compliance
This fastener features a 1/2"-13 UNC thread with Class 2A fit for precise dimensional accuracy. It complies with SAE J429 (IFI 111) specifications for Grade 5 mechanical properties, ensuring consistent performance. The product is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for industrial use.
