S-92316A542 1/4"-20 x 1" IFI 111, SAE J429 High-Strength Grade 8 Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Maximum load-bearing capacity with Grade 8 strength rating and 150,000 psi tensile strength for critical applications
• Superior corrosion resistance through black phosphate steel coating extending service life in harsh environments
• Enhanced driving efficiency with external hex head design providing secure tool engagement and high torque transmission
• Reliable thread engagement through UNC coarse threading with Class 2A fit ensuring consistent fastening performance
• Increased bearing surface from integrated flange design distributing load evenly and preventing surface damage
• Full-threaded construction delivering maximum grip length and holding power throughout the entire fastener
• Regulatory compliance assurance meeting SAE J429/IFI 111 standards and environmental regulations including RoHS 3 and REACH

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these Grade 8 hex head screws provide exceptional mechanical properties where failure is not an option. The black phosphate steel construction offers superior corrosion protection in manufacturing environments, automotive assemblies, and heavy machinery where exposure to moisture and chemicals is common. The UNC coarse threading with Class 2A fit ensures rapid installation and reliable performance in vibration-prone applications, while the external hex drive allows for high-torque installation without stripping. The integrated flange design eliminates the need for separate washers, streamlining assembly processes in structural frameworks, equipment manufacturing, and maintenance operations where 150,000 psi tensile strength is critical for safety and longevity.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit and UNC thread form ensuring interchangeability and consistent performance. These 1/4"-20 hex head screws comply with IFI 111/SAE J429 specifications for Grade 8 fasteners, featuring Rockwell C32 hardness and full threading. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, making them suitable for global industrial applications requiring verified material safety and performance standards.