S-96640A178 8-32 x 1" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Enhanced Corrosion Resistance: Black-Oxide coating on 18-8 stainless steel provides superior protection against rust and environmental degradation, extending service life in demanding conditions.
• High Tensile Strength: With 80,000 psi tensile strength, these screws withstand significant mechanical stress, ensuring reliable fastening in high-load applications.
• Optimized Flush Mounting: Standard flat head with an 82° countersink angle allows for a smooth, flush finish, reducing snagging and improving aesthetic integration.
• Secure and Efficient Drive: Phillips No. 2 drive offers excellent torque transmission and reduces cam-out risk, speeding up assembly while maintaining installation integrity.
• Precision Thread Fit: UNC coarse threads with Class 2A fit ensure easy alignment and robust engagement, minimizing cross-threading and vibration loosening.
• Full Thread Engagement: Fully threaded 1" length maximizes grip and load distribution across materials, enhancing joint stability.
• Compliance Assurance: Meets ASME B18.6.3 standards and environmental regulations like RoHS 3 and REACH, ensuring safety and reliability for industrial use.

Professional Applications & Engineering Value

These 8-32 UNC flat head screws are engineered to address common industrial challenges such as vibration-induced loosening and corrosion in harsh environments. The Black-Oxide 18-8 stainless steel construction provides exceptional durability, resisting moisture and chemicals, which is critical for machinery, electronics, and outdoor equipment. The Phillips drive and coarse thread design facilitate quick, secure installations, reducing assembly time and maintenance needs. With an 82° countersink angle and fully threaded body, they ensure a flush fit and even stress distribution, preventing material damage and improving structural integrity in applications like automotive assemblies, metal fabrication, and consumer appliances.

Specification Summary & Compliance

These screws feature precise Class 2A thread fit per UNC standards, ensuring dimensional accuracy and compatibility. Manufactured in accordance with ASME B18.6.3 specifications, they guarantee consistent performance. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) confirms adherence to environmental and safety regulations, making them suitable for global industrial supply chains.