S-93143A194 8-32 x 1/2" ASME B18.6.3 Aluminum Round Head Slotted Screws

Key Features & Benefits at a Glance

• High tensile strength of 30,000 psi ensures reliable load-bearing capacity and resistance to mechanical stress in demanding applications.
• Lightweight 2024 aluminum construction provides excellent strength-to-weight ratio, reducing overall assembly weight without compromising durability.
• Class 2A thread fit with UNC coarse threading offers smooth installation and secure fastening, minimizing cross-threading risks in industrial settings.
• Rockwell B40 hardness delivers superior wear resistance and maintains thread integrity through repeated use and vibration.
• Full threading along the 1/2" length allows for adjustable engagement depth and consistent clamping force across various material thicknesses.
• Slotted drive with rounded head enables easy installation with standard tools while providing a low-profile, snag-resistant finish.
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees consistent quality, safety, and environmental responsibility for regulated industries.

Professional Applications & Engineering Value

Engineered for precision assemblies where weight reduction and corrosion resistance are critical, these 2024 aluminum rounded head screws solve common industrial challenges. The 8-32 UNC coarse thread design ensures quick installation and reliable performance in applications subject to vibration, such as electronic enclosures, aerospace components, and machinery panels. With a 30,000 psi tensile strength and Rockwell B40 hardness, these fasteners maintain clamping force under dynamic loads while the slotted drive accommodates standard tooling for efficient maintenance. The fully threaded shank provides uniform stress distribution, making them ideal for securing thin materials and assemblies requiring precise alignment without galling or seizing.

Specification Summary & Compliance

This screw features a Class 2A thread fit per UNC standards, ensuring dimensional accuracy and interchangeability. Manufacturing adheres to ASME B18.6.3 specifications for consistent geometry and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted substances for safe use in electronic and consumer goods. Key dimensions include a 0.309" head diameter, 1/2" length, and right-hand thread direction for standard assembly processes.