S-91771A943 6-32 x 7/16" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with passivated 18-8 stainless steel construction for long-lasting performance in harsh environments
• High tensile strength of 80,000 psi ensures reliable fastening under heavy loads and vibration
• Precise Class 2A thread fit provides smooth installation and secure connections in industrial assemblies
• Standard 100° countersink angle allows for flush mounting in various materials without protrusion
• Full threading design maximizes grip length and distribution of clamping force
• Phillips No. 2 drive offers common tool compatibility and efficient installation with standard drivers
• Rockwell B80 hardness maintains thread integrity and resistance to wear during repeated use

Professional Applications & Engineering Value

These 6-32 UNC flat head screws are engineered to address common industrial challenges where corrosion resistance, strength, and precise fit are critical. The passivated 18-8 stainless steel material provides superior protection against rust and chemical exposure, making these Phillips flat head screws ideal for machinery, electronics, and outdoor equipment. The coarse UNC threading and Class 2A fit ensure quick assembly and reduced cross-threading risks in production lines. With their fully threaded design and 80000 psi tensile strength, they deliver consistent clamping force in high-stress applications, from automotive components to industrial enclosures, while the flat head profile maintains a smooth surface finish.

Specification Summary & Compliance

These screws feature 6-32 UNC coarse threads with Class 2A thread fit for standard tolerance, and are manufactured to ASME B18.6.3 specifications. They comply with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for global industrial use.