S-90316A215 6-32 x 5/16" ASME B18.6.3 Stainless Steel Flanged Hex Head Screws with Slotted Drive

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Enhanced load distribution due to the integrated flange design, reducing surface pressure and preventing loosening.
• High tensile strength of 100,000 psi ensures dependable performance under heavy-duty mechanical stress.
• Precise Class 2A thread fit guarantees smooth assembly and consistent engagement in UNC coarse threading applications.
• Dual external hex and slotted drive offers versatile installation options with standard tools for efficient maintenance.
• Full threading along the 5/16" length provides maximum grip and uniform clamping force across the entire fastener.
• Compliance with ASME B18.6.3, RoHS 3, and REACH assures quality, safety, and environmental standards for industrial use.

Professional Applications & Engineering Value

This 6-32 UNC hex head screw in 18-8 stainless steel is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in demanding settings. The flanged design eliminates the need for separate washers, distributing clamp load evenly to protect sensitive surfaces and enhance joint integrity. With a coarse thread and Class 2A fit, it ensures quick, reliable installation in materials like metal assemblies, machinery, and electrical enclosures, reducing assembly time and maintenance costs. The external hex drive allows for high-torque application, making it suitable for automated or manual tightening in production lines. Its corrosion-resistant properties and full threading provide lasting performance in outdoor, marine, or chemical-exposed environments, supporting critical applications in automotive, aerospace, and heavy equipment sectors.

Specification Summary & Compliance

This screw adheres to inch system dimensions with a thread size of 6-32 UNC, Class 2A thread fit for standard tolerance, and full threading over a 5/16" length. It meets ASME B18.6.3 specifications for dimensional accuracy and performance. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it is free from hazardous substances and suitable for global industrial supply chains.