S-90910A482 0-80 x 1/2" ASME B18.3 Stainless Steel Button Head Torx Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh environments
• Enhanced torque transmission and reduced cam-out thanks to the Torx T5 drive for reliable, secure fastening
• Precise thread engagement and vibration resistance with Class 3A UNF fine threads ensuring tight, accurate fits
• High mechanical strength and durability from 60,000 psi tensile strength and Rockwell B55 hardness
• Full threading for maximum grip across the entire 1/2" length, providing consistent holding power
• Rounded button head design offers a low-profile, aesthetically pleasing finish while minimizing snagging
• Compliance with industry standards including ASME B18.3, RoHS, and REACH for safe, reliable use

Professional Applications & Engineering Value

This 0-80 UNF fine thread screw is engineered for precision applications where reliability is critical. The 18-8 stainless steel material, combined with a passivated finish, provides excellent resistance to corrosion and oxidation, making it suitable for electronics, medical devices, and aerospace components. The Torx T5 drive ensures efficient torque application, reducing the risk of stripping and improving assembly speed. With Class 3A thread fit and full threading, it delivers secure fastening in tight spaces, preventing loosening under vibration. Ideal for industries requiring high-strength, compliant fasteners, this screw meets rigorous standards for performance and safety.

Specification Summary & Compliance

This screw features a 0-80 UNF fine thread with Class 3A fit for precise tolerance, ensuring reliable engagement. It complies with ASME B18.3 specifications for dimensional accuracy and is fully threaded along its 1/2" length. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for industrial use.