S-92949A420 6-48 x 1/4" Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability
• Exceptional thread engagement and vibration resistance due to Class 3A fit and extra fine thread pitch for secure fastening in precision assemblies
• High tensile strength of 70,000 psi provides reliable load-bearing capacity and prevents stripping or failure under stress
• Durable Rockwell B55 hardness ensures the screw maintains its form and thread integrity during installation and use
• Fully threaded design offers maximum grip and holding power along the entire shank length for versatile applications
• Convenient 5/64" hex drive allows for easy installation and removal with standard tools, reducing assembly time
• Compliant with RoHS 3 and REACH regulations ensuring environmental safety and suitability for regulated industries

Professional Applications & Engineering Value

This 6-48 extra fine thread rounded button head screw is engineered to address critical challenges in precision manufacturing and assembly. The 18-8 stainless steel material provides excellent resistance to corrosion and oxidation, making it suitable for electronics, aerospace, and medical devices where component integrity is paramount. The Class 3A thread fit and extra fine threading deliver superior vibration resistance and precise alignment in tight-tolerance applications, reducing the risk of loosening over time. The fully threaded design ensures consistent clamping force, while the low-profile rounded button head and hex drive facilitate flush mounting and easy access in confined spaces. These features collectively enhance assembly efficiency, minimize maintenance needs, and extend the service life of your products.

Specification Summary & Compliance

This screw adheres to UNS thread standards with a Class 3A thread fit for high precision and consistent performance. It is manufactured in the inch system with a thread size of 6-48 extra fine, a length of 1/4", and a head diameter of 0.262". The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.