S-92805A152 6-32 x 3/4" ASME B18.3, ASTM F879, MIL-DTL-18240 Stainless Steel Thread-Locking Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Permanent vibration resistance with nylon patch locking, ensuring secure fastening in dynamic environments from -65° to 250° F.
• Superior corrosion resistance due to 18-8 stainless steel construction, ideal for harsh industrial or outdoor applications.
• High-strength reliability with 70,000 psi tensile strength and Rockwell B55 hardness for demanding mechanical loads.
• Precise thread engagement through Class 3A UNC coarse threads, enabling quick assembly and reduced cross-threading risks.
• Flush mounting capability with an 82° countersink angle and flat head design, providing a smooth surface finish.
• Easy installation and removal using a standard 5/64" hex drive, minimizing tool slippage and damage.
• Full regulatory compliance with RoHS 3 and REACH, ensuring safe use in global industrial supply chains.

Professional Applications & Engineering Value

This 6-32 x 3/4" flat head screw is engineered to address common industrial challenges such as loosening under vibration and corrosion in demanding environments. The nylon patch locking feature provides a permanent, reusable thread-locking solution that maintains integrity across a wide temperature range (-65° to 250° F), making it ideal for machinery, automotive assemblies, and electronic enclosures. Crafted from 18-8 stainless steel, it offers excellent resistance to rust and chemicals, while the UNC coarse threads and Class 3A fit ensure rapid, secure installations with high torque tolerance. The 82° countersink angle allows for seamless flush mounting in precision applications, reducing protrusion risks and enhancing aesthetic finishes. Compliant with ASME B18.3 and MIL-DTL-18240, this screw delivers consistent performance in aerospace, defense, and general manufacturing sectors where reliability and standards adherence are critical.

Specification Summary & Compliance

This product features precise Class 3A thread fit with UNC coarse threads and full threading along the 3/4" length. It conforms to ASME B18.3 and MIL-DTL-18240 specifications, ensuring dimensional accuracy and interoperability. The screw is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material restrictions adherence for industrial use.