S-95635A337 6-32 x 1/4" ASME B18.3 Tamper-Resistant Hex-Drive Stainless Steel Button Head Screws

Key Features & Benefits at a Glance

• Tamper-resistant hex drive prevents unauthorized removal, enhancing security in public or sensitive equipment.
• 18-8 stainless steel construction offers excellent corrosion resistance, ideal for harsh or outdoor environments.
• Passivated finish further boosts corrosion protection and extends service life.
• Class 3A thread fit ensures precise, tight engagement for reliable fastening in high-vibration applications.
• 70,000 psi tensile strength and Rockwell B70 hardness provide superior mechanical durability under heavy loads.
• Fully threaded design allows for maximum grip and uniform stress distribution along the entire length.
• Rounded button head profile offers a low-profile, smooth finish that reduces snagging and improves safety.

Professional Applications & Engineering Value

This tamper-resistant hex button head screw is engineered to address critical security and durability challenges in industrial settings. The 18-8 stainless steel material, combined with a passivated finish, ensures long-term performance in corrosive environments such as marine, chemical processing, or outdoor enclosures. The UNC coarse thread and Class 3A fit provide quick assembly and high resistance to loosening, making it ideal for machinery, electronic housings, and public infrastructure where tampering is a concern. Its fully threaded design and high tensile strength deliver consistent clamping force, reducing maintenance needs and downtime in demanding applications.

Specification Summary & Compliance

This screw adheres to ASME B18.3 standards for dimensional accuracy and performance. It features UNC 6-32 threads with a Class 3A thread fit for precise tolerance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for industrial use.