S-92316A540 1/4"-20 x 3/4" 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 capacity with 150,000 psi tensile strength for demanding industrial applications
- Superior corrosion resistance through black-phosphate steel coating extending service life in harsh environments
- Maximum torque transmission via external hex drive design preventing tool slippage during installation
- Enhanced stability and load distribution with integrated flange eliminating need for separate washers
- Reliable thread engagement with Class 2A UNC coarse threads ensuring consistent fastening performance
- Premium material integrity with Rockwell C32 hardness maintaining structural stability under stress
- Simplified inventory management with full compliance to SAE J429/IFI 111 standards
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 8 hex head screws deliver exceptional performance in machinery assembly, structural frameworks, and equipment manufacturing. The black-phosphate steel construction provides superior corrosion protection in challenging environments, while the fully threaded UNC coarse thread design ensures rapid installation and reliable clamping force. The external hex drive accommodates high-torque applications without cam-out issues, and the integrated flanged design distributes load evenly, reducing surface pressure and preventing loosening from vibration. These industrial screws solve critical fastening challenges where 150,000 psi tensile strength and consistent performance are non-negotiable requirements.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with 1/4"-20 UNC coarse thread specifications. Complies with IFI 111/SAE J429 standards for dimensional accuracy and mechanical properties. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features 9/16" flange diameter and 3/4" length with right-hand thread direction for standardized industrial applications.
