S-8077A161 1-64 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and extended service life.
• High mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance under heavy loads.
• Precise assembly and alignment ensured by the Class 3A thread fit and standard shoulder, reducing play and improving component stability.
• Enhanced durability and reduced galling from the black oxide finish, which provides added surface protection and a sleek appearance.
• Secure and easy installation with a 5/64" hex drive and knurled head, allowing for firm grip and efficient torque application.
• Broad compatibility with 1-64 UNC coarse right-hand threads, conforming to common standards for versatile use in various assemblies.
• Compliance with environmental regulations including RoHS 3 and REACH, ensuring safety and suitability for global markets.

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw is engineered to address critical challenges in precision machinery, automotive, and aerospace sectors where corrosion resistance and high tensile strength are paramount. The black oxide finish not only enhances aesthetic appeal but also minimizes friction and wear, extending the component's lifespan in demanding conditions. With a Class 3A thread fit and UNC coarse thread, it ensures tight tolerances and reliable fastening in assemblies requiring minimal backlash, such as rotating shafts and linkages. The knurled head and hex drive facilitate quick, secure installations, reducing downtime in industrial maintenance and production lines. Ideal for applications exposed to moisture, chemicals, or high stress, this screw delivers consistent performance while meeting stringent RoHS and REACH compliance standards.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional standards, including a Class 3A thread fit for tight tolerances, UNC coarse threads (1-64 size), and consistent shoulder dimensions (e.g., diameter tolerance of -0.004" to -0.002"). Manufactured from 316 stainless steel with a black oxide finish, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for industrial use without hazardous substances.