S-92949A149 6-32 x 7/16" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable, long-term performance
• Precise Class 3A thread fit ensures secure fastening and vibration resistance in demanding applications
• Easy installation and removal with hex drive design providing superior torque transmission and reduced tool slippage
• Full threading along 7/16" length delivers maximum grip and load distribution across the entire fastener
• Coarse UNC thread pattern enables quick assembly and reduced cross-threading risks in production environments
• Comprehensive regulatory compliance with ASME B18.3 standards and RoHS/REACH requirements for global industrial use

Professional Applications & Engineering Value

This 18-8 stainless steel rounded head screw delivers critical performance advantages for industrial assembly applications where corrosion resistance and mechanical reliability are paramount. The combination of 70,000 psi tensile strength and Rockwell B55 hardness ensures dependable performance under sustained loads, while the passivated finish provides enhanced protection against chemical exposure and environmental degradation. The UNC coarse thread pattern with Class 3A fit offers superior engagement in various materials, reducing installation time and preventing thread stripping in high-volume manufacturing. The hex drive design allows for efficient torque application in confined spaces, making these fully threaded fasteners ideal for machinery, equipment manufacturing, and electronic enclosures requiring secure, vibration-resistant connections.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 3A thread fit and UNC coarse thread specifications. Complies with ASME B18.3 manufacturing standards ensuring consistent quality and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements for environmental safety and restricted substance control. Thread specifications include 6-32 UNC with coarse spacing, 7/16" length, and full threading throughout the fastener body.