S-91771A827 10-32 x 3/8" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• High tensile strength of 80,000 psi provides exceptional load-bearing capacity and resistance to mechanical failure.
• Precision Class 2A thread fit guarantees smooth installation and secure fastening with reduced risk of cross-threading.
• Optimized Phillips No. 2 drive offers efficient torque transfer and reduced cam-out during installation.
• 82° countersink angle and standard flat head profile enable flush mounting for clean, professional finishes.
• Fully threaded design ensures maximum grip and holding power across the entire fastener length.
• Compliance with ASME B18.6.3, RoHS 3, and REACH assures quality, safety, and environmental responsibility.

Professional Applications & Engineering Value

This 10-32 UNF flat head screw is engineered to address critical challenges in industrial assembly, where corrosion resistance and high tensile strength are paramount. The passivated 18-8 stainless steel material combats oxidation and chemical exposure, making it ideal for applications in machinery, electronics, and outdoor equipment. The fine UNF threads and Class 2A fit provide precise engagement, minimizing vibration loosening and ensuring stable connections in dynamic environments. With an 82° countersink angle and Phillips No. 2 drive, it facilitates quick, flush installations in pre-drilled holes, enhancing efficiency on production lines. This screw is a reliable choice for engineers seeking durable, compliant fasteners that meet rigorous ASME B18.6.3 standards and regulatory requirements.

Specification Summary & Compliance

This screw adheres to precise dimensional tolerances, including Class 2A thread fit for consistent performance. It conforms to ASME B18.6.3 specifications for machine screws, ensuring interoperability and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting sustainable manufacturing practices.