S-98451A132 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 360 Brass material, ideal for harsh industrial environments and reducing maintenance costs.
• Precise alignment and smooth rotation due to the accurately machined shoulder with tight diameter tolerance of -0.025 to 0 mm.
• High mechanical strength offering Rockwell B55 hardness and 40,000 psi tensile strength for reliable, long-lasting fastening under stress.
• Easy installation and removal with the hex socket drive, allowing secure tool engagement and reducing assembly time.
• Consistent thread performance ensured by Class 6g thread fit and coarse M5x0.8 pitch, minimizing cross-threading risks.
• Compliance with environmental regulations, meeting RoHS 3 and REACH standards for safe, sustainable use in global markets.
• Versatile shoulder design with a 16mm length providing stable bearing surfaces for pivots, guides, and spacers in machinery.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered from 360 Brass to address common industrial challenges such as galvanic corrosion and wear in dynamic assemblies. The socket head with hex drive ensures secure fastening in tight spaces, while the precise shoulder diameter and length facilitate accurate component alignment, reducing misalignment and vibration issues. Ideal for applications in precision machinery, automotive systems, and electronic enclosures, it provides a durable, non-sparking alternative to steel fasteners. The Class 6g thread fit and coarse pitch enhance installation efficiency, making it a reliable choice for high-volume production environments where consistency and regulatory compliance are critical.

Specification Summary & Compliance

This shoulder screw adheres to Metric system standards with a thread size of M5x0.8 and Class 6g thread fit for precise tolerance. The shoulder features a diameter of 6 mm with a tolerance of -0.025 to 0 mm and a length of 16 mm with a tolerance of 0 to 0.05 mm, ensuring exact dimensional accuracy. It complies with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloy and REACH (EC 1907/2006) regulations, confirming its suitability for industrial use without environmental concerns.