S-90114A556 8-32 x 3/4" ASME B18.6.3 Brass Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass material, ensuring long-term reliability in humid or demanding industrial environments.
• Excellent mechanical strength with Rockwell B40 hardness and 50,000 psi tensile strength, providing reliable load-bearing capacity and resistance to deformation.
• Precise thread engagement with UNC coarse threads and Class 2A fit, enabling quick assembly and secure fastening in various materials.
• Optimized head design featuring a high, narrow fillister profile and slotted drive for easy installation and a flush, professional finish.
• Full threading along the 3/4" length ensures maximum grip and uniform stress distribution, reducing the risk of loosening under vibration.
• Compliance with ASME B18.6.3 standards guarantees dimensional accuracy and interchangeability for consistent performance in OEM and maintenance applications.
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements for hazardous substance restrictions.

Professional Applications & Engineering Value

This 8-32 UNC brass fillister head slotted screw is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. The brass material offers inherent resistance to rust and galvanic corrosion, making it ideal for electrical enclosures, marine hardware, and plumbing systems where moisture exposure is a concern. The coarse UNC thread and Class 2A fit provide rapid installation with reduced cross-threading risks, while the slotted fillister head allows for straightforward manual or automated driving. With a fully threaded design and robust 50,000 psi tensile strength, it ensures secure fastening in dynamic applications, from machinery assemblies to precision instruments, minimizing maintenance downtime and enhancing operational reliability.

Specification Summary & Compliance

This screw adheres to inch system measurements with key dimensions: 8-32 UNC thread size, 0.164" thread diameter, 3/4" length, and 0.27" head diameter. Threading conforms to Class 2A fit tolerances for consistent engagement, and manufacturing meets ASME B18.6.3 specifications for slotted head screws. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from restricted hazardous substances for safe use in global markets.