S-92949A312 0-80 x 3/8" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel and passivated finish, ideal for harsh environments.
• High tensile strength of 70,000 psi ensures reliable, long-lasting fastening under heavy loads.
• Precise Class 3A thread fit guarantees tight, secure connections with minimal risk of loosening.
• Hex drive design (0.035") provides easy installation and removal with standard tools, reducing assembly time.
• Rounded button head profile offers a low-profile, smooth finish that minimizes snagging and enhances safety.
• Full threading along the 3/8" length allows for consistent grip and uniform stress distribution.
• Compliance with ASME B18.3, RoHS 3, and REACH ensures quality, safety, and environmental standards are met.

Professional Applications & Engineering Value

This 0-80 UNF fully threaded screw is engineered for precision applications where reliability is critical. Made from 18-8 stainless steel with a passivated finish, it resists corrosion in demanding settings like electronics, aerospace, and medical devices. The fine thread spacing and Class 3A fit provide exceptional vibration resistance, preventing loosening in dynamic systems. Its rounded head with hex drive simplifies maintenance in tight spaces, while the 70,000 psi tensile strength and Rockwell B55 hardness ensure durability under stress, reducing downtime and replacement costs in industrial fastening solutions.

Specification Summary & Compliance

This screw adheres to ASME B18.3 standards, with precise Class 3A thread fit and UNF fine threads for accurate engagement. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. Dimensions include a 3/8" length, 0-80 thread size, and right-hand threading, manufactured to maintain consistent performance in regulated industries.