S-90270A680 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments.
• Precise alignment and smooth rotation due to the 16mm shoulder with tight tolerances, reducing wear and assembly time.
• High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing in demanding applications.
• Accurate and secure fastening ensured by the Class 6g thread fit, minimizing the risk of loosening under vibration.
• Easy installation and removal with the smooth socket head design, allowing for efficient tool engagement and reduced operator fatigue.
• Wide industrial compatibility through the metric M5x0.8 coarse thread and right-hand threading, conforming to common assembly standards.
• Environmental and regulatory compliance with RoHS 3 and REACH, ensuring safe use in global markets and sensitive applications.

Professional Applications & Engineering Value

This precision shoulder screw is engineered to address critical alignment and durability challenges in industrial assemblies. The 18-8 stainless steel material provides excellent corrosion resistance, making it ideal for use in moist or chemically aggressive environments, such as food processing, marine, and outdoor equipment. The 16mm shoulder length with precise tolerances acts as a reliable pivot or spacer, ensuring accurate component positioning and reducing stress on threaded sections. This design minimizes misalignment and wear in rotating parts, commonly found in machinery, automotive, and electronics. The Class 6g thread fit and coarse pitch facilitate quick assembly and disassembly, while the socket head allows for high-torque application without slippage. By integrating these features, this M5 shoulder screw enhances assembly integrity, extends service life, and supports efficient maintenance in high-performance industrial applications.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M5 thread size and 0.8mm coarse pitch. It features a Class 6g thread fit for precise engagement, along with a shoulder diameter tolerance of -0.025 to 0 mm and shoulder length tolerance of 0 to 0.05 mm to ensure consistent performance. Manufactured from 18-8 stainless steel, it meets industry requirements for hardness (Rockwell B55) and tensile strength (70,000 psi). The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industrial uses.