S-96738A068 1/2"-13 x 1 1/2" ASME B18.3 Vibration-Resistant Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking: Integrated nylon patch thread locker ensures secure fastening in high-vibration environments, maintaining integrity from -70° to 250°F.
• Exceptional corrosion resistance: Made from 18-8 Stainless Steel, offering reliable performance in harsh conditions without rust or degradation.
• High tensile strength for demanding applications: Withstands up to 100,000 psi, providing robust fastening for heavy-duty industrial machinery and equipment.
• Reliable sealing under pressure: Buna-N rubber O-ring maintains a tight seal against fluids and contaminants, effective from -40° to 225°F and up to 1500 psi.
• Precision fit and easy installation: Class 3A thread fit and 3/8" hex drive allow for accurate, tool-friendly assembly with minimal play.
• Durability in varied temperatures: Components are engineered to perform across a wide temperature range, ensuring long-term reliability.
• Compliance with industry standards: Meets ASME B18.3 specifications and is RoHS 3/REACH compliant, guaranteeing quality and safety for professional use.

Professional Applications & Engineering Value

This Socket Head Cap Screw is engineered to address critical fastening challenges in industrial settings, such as machinery assembly, automotive systems, and pressurized equipment. The 18-8 Stainless Steel construction provides excellent resistance to corrosion and wear, while the nylon patch thread locker prevents loosening under dynamic loads, reducing maintenance needs. The Buna-N rubber O-ring offers reliable sealing in applications exposed to oils, water, or varying pressures up to 1500 psi. With a coarse UNC thread and Class 3A fit, it ensures quick, secure installation in high-stress environments, making it ideal for sectors requiring precision and durability, like manufacturing and aerospace.

Specification Summary & Compliance

This screw features a 1/2"-13 UNC coarse thread with Class 3A tolerance for precise fit, and is fully threaded for consistent engagement. It complies with ASME B18.3 manufacturing standards and is certified RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring environmental safety and adherence to global regulations.