S-96640A340 6-32 x 1/4" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide coated 18-8 Stainless Steel, ideal for harsh environments and reducing maintenance costs.
• High tensile strength of 80,000 psi ensures reliable, long-lasting fastening under demanding mechanical loads.
• Rockwell B80 hardness provides excellent durability and resistance to wear during installation and use.
• Fully threaded design with UNC coarse threading offers faster installation and superior grip in a variety of materials.
• 100° countersink angle and flat head profile allow for a flush, secure fit, minimizing protrusion and improving safety.
• Class 2A thread fit ensures consistent, easy assembly with standard nuts and tapped holes, reducing assembly time.
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees product quality, safety, and environmental responsibility for global supply chains.

Professional Applications & Engineering Value

These 6-32 flat head Phillips machine screws are engineered to address common industrial challenges such as corrosion-induced failure and inconsistent fastening. The Black-Oxide 18-8 Stainless Steel construction provides exceptional resistance to rust and chemicals, making them suitable for outdoor equipment, electronic enclosures, and automotive assemblies. The fully threaded UNC coarse thread design ensures maximum holding power in softer materials or where vibration resistance is critical. With a 100° countersink angle, these screws sit flush to prevent snagging and maintain aerodynamic or aesthetic surfaces. Ideal for high-strength, corrosion-resistant fastening in machinery, HVAC systems, and consumer electronics, they deliver reliable performance while meeting stringent industry standards.

Specification Summary & Compliance

This screw features precise Class 2A thread fit per UNC standards, ensuring compatibility and ease of assembly. Dimensions include a 6-32 thread size, 1/4" length, and standard flat head profile. It is manufactured in accordance with ASME B18.6.3 specifications for consistent quality and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), supporting environmentally safe and regulated industrial applications.