S-92805A192 8-32 x 3/8" 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 through Nylon Patch thread locking that maintains integrity across a wide temperature range (-65° to 250°F)
• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Exceptional mechanical strength delivering 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty applications
• Precise Class 3A thread fit ensuring reliable engagement and consistent performance in critical assemblies
• Optimized flush mounting with standard 82° countersink angle for seamless integration into machined surfaces
• Enhanced installation efficiency through hex drive design that prevents cam-out during high-torque applications
• Full regulatory compliance meeting ASME B18.3, ASTM F879, and MIL-DTL-18240 specifications for guaranteed quality

Professional Applications & Engineering Value

These 8-32 UNC flat head screws with Nylon Patch locking technology provide engineered solutions for vibration-prone industrial applications. The 18-8 stainless steel construction offers excellent corrosion resistance while maintaining 70,000 psi tensile strength, making them ideal for machinery, electronic enclosures, and automotive assemblies where reliability is critical. The coarse thread spacing and Class 3A thread fit ensure secure fastening in various materials, while the permanent thread locker eliminates the need for additional locking components. The 82° countersink angle provides flush mounting in precision-machined components, reducing protrusion risks in tight spaces. These fully threaded fasteners deliver consistent clamping force across the entire engagement length, preventing loosening under dynamic loads.

Specification Summary & Compliance

Manufactured to ASME B18.3, ASTM F879, and MIL-DTL-18240 specifications with Class 3A thread fit for precision tolerance. Features 8-32 UNC coarse threads with right-hand orientation and standard flat head profile. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The Nylon Patch thread locker maintains performance across the specified temperature range of -65° to 250°F while providing permanent locking capability.