S-92316A224 3/8"-24 x 3/4" IFI 111, SAE J429 High-Strength Grade 8 Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 150,000 PSI tensile strength and Grade 8 classification for heavy-duty industrial applications
• Superior corrosion resistance provided by black-phosphate steel coating, extending service life in harsh environments
• Precise thread engagement through UNF fine thread spacing and Class 3A fit, ensuring reliable fastening in critical assemblies
• Enhanced installation efficiency with external hex drive design and flanged head, eliminating the need for separate washers
• Consistent mechanical performance backed by Rockwell C32 hardness, maintaining structural integrity under vibration and stress
• Broad industrial compatibility with right-hand threading and fully threaded design for versatile application across equipment and machinery
• Regulatory peace of mind through compliance with SAE J429, RoHS 3, and REACH standards for quality and environmental safety

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these Grade 8 hex head screws deliver critical reliability where failure is not an option. The black-phosphate steel construction provides superior corrosion resistance, effectively combating degradation in manufacturing facilities, outdoor equipment, and automotive applications. With UNF fine threading and Class 3A thread fit, these fasteners maintain precise clamping force in high-vibration machinery, preventing loosening in critical assemblies. The flanged design distributes load evenly across surfaces, while the external hex drive ensures secure installation with standard tools. These heavy-duty hex bolts are specifically engineered to withstand extreme mechanical stress in construction equipment, industrial machinery, and transportation systems where 150,000 PSI tensile strength is essential for structural integrity.

Specification Summary & Compliance

Manufactured to exacting dimensional standards with Class 3A thread fit precision and UNF fine thread specifications. These hex head screws comply with SAE J429 mechanical requirements and maintain consistent Grade 8 performance characteristics. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across global industrial markets.