S-94518A313 8-32 x 1/2" QQ-P-35, MS24671-14 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring longevity in harsh industrial environments.
• High tensile strength of 70,000 psi provides reliable, vibration-resistant fastening for demanding applications.
• Precise Class 3A thread fit ensures smooth installation and secure engagement with mating components.
• Hex drive design (3/32") allows for high-torque application and reduces stripping risk during assembly.
• Fully threaded UNC coarse threads enable faster installation and superior holding power in various materials.
• 82° countersink angle creates a flush, professional finish when installed in chamfered holes.
• Compliance with RoHS 3 and REACH guarantees environmental safety and regulatory adherence for global supply chains.

Professional Applications & Engineering Value

Engineered for precision and durability, these 8-32 UNC flat head screws in 18-8 stainless steel address critical industrial fastening challenges. The passivated finish significantly enhances corrosion resistance, making them ideal for applications exposed to moisture, chemicals, or outdoor elements. Their hex drive design ensures secure tool engagement, minimizing cam-out and reducing assembly time in high-volume production lines. The coarse thread profile and Class 3A fit provide excellent grip in metals, plastics, and composite materials, preventing loosening under vibration. Commonly used in machinery, electronics, and automotive assemblies, these screws deliver consistent performance where flush mounting and high tensile strength (70,000 psi) are required, ensuring long-term reliability and reduced maintenance costs.

Specification Summary & Compliance

This fastener maintains precise Class 3A thread fit per UNC standards with a coarse thread spacing for optimal engagement. Manufacturing adheres to Fed. Spec. QQ-P-35 (MS24671-14) for dimensional accuracy and material consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring no restricted substances are present. The 82° countersink angle and fully threaded design meet industry specifications for flush installation and maximum thread utilization.