S-97345A138 1-64 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance under high-stress conditions.
• Precise Class 3A thread fit ensures tight tolerances and secure fastening, reducing the risk of loosening in critical assemblies.
• Easy installation and removal with a 5/64" hex socket drive and knurled head for improved grip and torque application.
• Durable and wear-resistant material with Rockwell B79 hardness, maintaining integrity through repeated use.
• Versatile coarse UNC thread design allows for quick assembly and disassembly, saving time in production and maintenance.
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe and sustainable use in regulated industries.

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw is engineered to address common industrial challenges such as corrosion, vibration, and mechanical stress. The 1-64 UNC coarse thread and Class 3A precision fit provide excellent holding power in applications like machinery assemblies, precision instruments, and automotive components, where alignment and stability are critical. The knurled head and hex socket drive facilitate easy handling and secure tightening, even in confined spaces. With high tensile and shear strength, it ensures long-term reliability in demanding environments, reducing maintenance downtime and enhancing operational efficiency for B2B clients in manufacturing and engineering sectors.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A fit for precise dimensional accuracy, including a shoulder diameter tolerance of -0.004" to -0.002" and length tolerance of -0.005" to 0.005". It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for global industrial applications requiring high performance and environmental responsibility.