S-98451A131 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 360 brass construction, ideal for harsh industrial environments and reducing maintenance costs.
• Precise component alignment ensured by the smooth, 6mm diameter shoulder with tight tolerances, minimizing assembly errors.
li>High-strength performance delivering 40,000 psi tensile strength and Rockwell B55 hardness for reliable, durable fastening under load.
• Easy installation and removal with the 3mm hex socket drive, providing secure tool engagement and reducing strip-out risks.
• Accurate thread engagement with Class 6g metric coarse threads (M5 x 0.8mm), ensuring consistent fit and vibration resistance.
• Compliance with environmental regulations, meeting RoHS 3 and REACH standards for safe, sustainable use in global markets.
• Versatile right-hand thread design for standard applications, facilitating quick assembly in various machinery and equipment.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical alignment and durability challenges in industrial settings. The 360 brass material offers excellent corrosion resistance, making it suitable for applications in electronics, automotive, and marine environments where moisture and chemicals are concerns. The precise shoulder with a diameter of 6mm and length of 12mm provides stable positioning for rotating parts like bearings and pulleys, reducing wear and misalignment. Combined with a hex socket drive and Class 6g thread fit, it ensures secure fastening in high-vibration scenarios, enhancing the longevity and reliability of assembled components. Ideal for precision machinery and automated systems, this screw delivers consistent performance while meeting stringent RoHS and REACH compliance for environmental safety.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M5 x 0.8mm coarse thread and Class 6g thread fit for precise tolerance. The shoulder features a diameter of 6mm with a tolerance of -0.025 to 0 mm and a length of 12mm with a tolerance of 0 to 0.05 mm, ensuring accurate assembly. It complies with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloys and REACH (EC 1907/2006) regulations, confirming its suitability for industrial use without hazardous substances.