S-92323A525 1/4"-20 x 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
- Enhanced corrosion resistance with zinc-plated steel construction for reliable performance in demanding environments
- Superior tensile strength rated at 110,000 psi to withstand high-stress applications without failure
- Secure locking capability with serrated flange design that prevents loosening under vibration and dynamic loads
- Easy installation and removal with external hex drive and coarse UNC threading for quick assembly in various materials
- Consistent thread quality with Class 2A fit ensuring precise engagement and reduced cross-threading risks
- Full thread coverage along the 2" length for maximum grip and load distribution across the entire fastener
- Industry compliance meeting SAE J429 Grade 5 standards for guaranteed mechanical properties and reliability
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, this Grade 5 zinc-plated steel hex head screw delivers exceptional performance in machinery, structural assemblies, and automotive components. The fully threaded UNC coarse spacing ensures rapid installation in metals, plastics, and composite materials, while the serrated flange provides vibration-resistant locking without requiring additional washers. With a Rockwell C22 hardness and 110,000 psi tensile strength, it maintains integrity under extreme loads and repetitive stress cycles. The external hex drive allows for high-torque application using standard tools, making it ideal for maintenance, manufacturing, and construction projects where reliability and compliance with SAE J429 standards are critical.
Specification Summary & Compliance
This fastener features Class 2A thread fit with UNC coarse spacing (1/4"-20) and meets IFI 111/SAE J429 specifications for Grade 5 mechanical properties. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global markets. The zinc-plated steel construction provides corrosion protection, while the 9/16" flange diameter and right-hand threading deliver consistent performance in standardized assembly applications.
