S-93802A745 10-32 x 1" MIL-DTL-18240, MS3212-38L, NASM3212, NASM82496 Sealing Thread-Locking Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior Sealing Performance: Combines a silicone O-ring and Nylon patch thread locker to reliably seal against fluids and gases up to 6000 psi, preventing leaks in high-pressure environments.
• Excellent Corrosion Resistance: Made from 18-8 Stainless Steel with a passivated finish, offering enhanced durability and long-term performance in harsh or corrosive conditions.
• Vibration-Resistant Locking: The Nylon patch thread locker ensures a secure, vibration-proof fastening that maintains integrity from -40° to 225° F, reducing maintenance needs.
• Wide Temperature Compatibility: Silicone O-ring functions effectively from -80° to 400° F, making it suitable for applications with extreme temperature fluctuations.
• High Tensile Strength: With a tensile strength of 70,000 psi, this screw provides robust mechanical performance for demanding structural and sealing applications.
• Precision Thread Fit: Features Class 2A thread fit and UNF fine threading for accurate, easy installation and reliable engagement in tapped holes.
• Broad Regulatory Compliance: Meets MIL-DTL-18240, MS3212-38L, NASM3212, RoHS 3, and REACH standards, ensuring quality and environmental safety for global industrial use.

Professional Applications & Engineering Value

This 10-32 UNF Rounded Head Screw is engineered to address critical challenges in industrial sealing and vibration management. The 18-8 Stainless Steel construction, combined with a passivated finish, resists corrosion in demanding environments such as chemical processing, marine, and aerospace systems. The integrated silicone O-ring and Nylon patch thread locker work synergistically to create a dual-sealing mechanism that withstands pressures up to 6000 psi and prevents loosening under dynamic loads. This design is ideal for applications like hydraulic systems, pneumatic controls, and high-vibration machinery, where reliable sealing and fastener integrity are paramount. By complying with MIL-DTL-18240 and other stringent standards, it ensures consistent performance and reduces the risk of failure in critical assemblies.

Specification Summary & Compliance

This screw features a Class 2A thread fit with UNF fine threading (10-32 size) and is fully threaded for uniform load distribution. It adheres to manufacturing specifications including MIL-DTL-18240, MS3212-38L, and NASM3212, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets global environmental and safety standards for industrial use.