S-90269A657 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for chemical, marine, and outdoor applications.
• Exceptional mechanical strength with 70,000 psi tensile strength and 35,000 psi minimum shear strength, ensuring reliable performance under high-stress conditions.
• Precise assembly and alignment enabled by the 6mm shoulder length with tight tolerances, providing a stable pivot or bearing surface.
• Secure and easy installation with a 4mm hex socket drive and knurled head, offering excellent grip and torque transmission while reducing tool slippage.
• Accurate and durable threading with Class 5g6g metric thread fit and coarse 0.8mm pitch, facilitating quick assembly and high resistance to stripping.
• Compliance with strict regulations, including RoHS 3 and REACH, ensuring safety and environmental responsibility for global industrial use.
• Consistent dimensional stability from Rockwell B79 hardness, maintaining thread integrity and shoulder diameter tolerances for repeatable precision.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address common industrial challenges such as misalignment, corrosion-induced failure, and assembly inefficiency. The 316 stainless steel material provides excellent resistance to corrosive agents, making it suitable for applications in chemical processing, marine equipment, and food machinery where moisture and chemicals are prevalent. The socket head with a 4mm hex drive allows for compact installation in confined spaces, while the knurled head texture enhances grip during manual adjustments. The 6mm shoulder length with precise tolerances ensures accurate positioning in assemblies, reducing wear on moving parts and improving overall mechanical longevity. Ideal for use in precision instruments, automation systems, and rotating machinery, this screw delivers reliable performance by combining robust Class 5g6g thread fit with high tensile strength, minimizing downtime and maintenance costs in demanding industrial applications.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M5 thread size and 0.8mm coarse pitch, ensuring compatibility with common industrial components. The thread fit conforms to Class 5g6g for consistent engagement and durability. Dimensional accuracy is maintained with a shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm, supporting precise assembly requirements. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets environmental and safety standards for global supply chains, providing assurance for use in regulated industries.