S-92451A079 2-56 x 3/8" ASME B18.6.3 Brass Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with high-quality brass construction, ideal for harsh industrial environments
• Enhanced durability and longevity from Rockwell B50 hardness and 50,000 psi tensile strength
• Reliable fastening performance with Class 2A thread fit ensuring precise engagement and vibration resistance
• Easy installation and flush mounting thanks to the standard 82° countersink angle and slotted drive design
• Broad compatibility with UNC coarse threads and right-hand threading for versatile industrial applications
• Full regulatory compliance meeting ASME B18.6.3, RoHS 3, and REACH standards for safe, global use
• Consistent dimensional accuracy in inch measurements for seamless integration with existing assemblies

Professional Applications & Engineering Value

These brass flat head screws with 2-56 UNC coarse threads are engineered to address common industrial challenges like corrosion, vibration loosening, and assembly efficiency. The fully threaded design and Class 2A thread fit provide secure, reliable fastening in machinery, electronics, and precision equipment, minimizing maintenance needs. The 82° countersink angle ensures a flush finish, reducing snagging risks in compact spaces. Made from durable brass, these screws resist oxidation and galvanic corrosion, making them ideal for marine, electrical, and plumbing applications where material compatibility and long-term performance are critical.

Specification Summary & Compliance

This screw features a 2-56 UNC coarse thread with Class 2A thread fit for standard inch-system tolerances, ensuring precise thread engagement. It is manufactured in compliance with ASME B18.6.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global industrial use without hazardous substances.