S-92316A223 3/8"-16 x 5" IFI 111, SAE J429 High-Strength Grade 8 Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional Tensile Strength - With 150,000 PSI tensile strength, these screws provide superior resistance to breaking under heavy loads, ensuring reliable performance in demanding applications.
• Enhanced Durability and Corrosion Resistance - Made from black-phosphate steel, they offer excellent protection against rust and wear, extending service life in harsh industrial environments.
• Precise Thread Fit for Secure Fastening - Class 3A thread fit and UNC coarse threading deliver tight, vibration-resistant connections, reducing the risk of loosening over time.
• High Hardness for Longevity - Rockwell C32 hardness ensures the screws maintain their shape and strength under repeated stress, minimizing deformation and failure.
• Flanged Design for Improved Stability - The integrated flange distributes load evenly, preventing surface damage and providing a wider bearing area for enhanced joint integrity.
• Partially Threaded for Versatile Use - Allows for flexible application in various setups, such as where unthreaded shank sections are needed to align or pivot components securely.
• Compliance with Industry Standards - Meets SAE J429, RoHS 3, and REACH regulations, ensuring safety, environmental responsibility, and compatibility with global industrial requirements.

Professional Applications & Engineering Value

This Grade 8 hex head screw is engineered to address critical challenges in heavy-duty industrial settings, such as machinery assembly, construction, and automotive applications. The black-phosphate steel material combats corrosion and wear, while the UNC coarse thread with Class 3A fit ensures quick, secure installation and resistance to vibration loosening—common issues in dynamic environments. Partially threaded and flanged, it provides optimal clamping force and alignment, reducing the need for additional washers and simplifying maintenance. Ideal for high-stress connections, this screw delivers consistent performance, supporting industrial fasteners that require high strength and long-term reliability without compromising on compliance or safety.

Specification Summary & Compliance

This screw features precise Class 3A thread fit and adheres to UNC coarse thread standards with a 3/8"-16 size, ensuring dimensional accuracy and interchangeability. Manufactured in compliance with SAE J429 specifications, it also meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its environmental and safety suitability for various industrial uses.