S-94361A528 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Strength: Alloy steel construction with Rockwell C32 hardness and 140,000 psi tensile strength ensures reliable performance under high-stress industrial conditions.
• Precision Shoulder Fit: 40mm shoulder length with tight diameter tolerance (-0.072 to -0.01 mm) provides exact alignment and reduces component wear in assemblies.
• Superior Corrosion Resistance: Black oxide finish offers excellent protection against rust and oxidation, extending service life in harsh environments.
• Secure Hex Drive Engagement: 3 mm hex socket head allows for high-torque installation and prevents stripping, ensuring consistent fastening.
• Accurate Thread Performance: Class 5g6g thread fit with M5x0.8 coarse pitch ensures easy assembly and strong holding power in metric applications.
• Broad Industrial Compliance: Meets RoHS 3 and REACH standards, making it suitable for regulated industries and global supply chains.
• Versatile Right-Hand Thread Design: Standard right-hand thread direction simplifies installation and is compatible with common machinery and tools.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical alignment and durability challenges in precision assemblies. The alloy steel material, combined with a black oxide finish, provides robust resistance to wear and corrosion, ideal for automotive, machinery, and electronic equipment where environmental factors are a concern. The 40mm shoulder length with controlled tolerances ensures precise positioning of moving parts, reducing vibration and misalignment in pivots, bearings, and linkages. Its socket head with a hex drive allows for secure tightening in confined spaces, while the coarse thread design facilitates quick installation without sacrificing strength. By integrating high tensile strength and compliance with industry standards, this shoulder screw delivers long-term reliability and minimizes maintenance in demanding industrial applications.

Specification Summary & Compliance

This metric shoulder screw features precise dimensional controls, including a shoulder diameter tolerance of -0.072 to -0.01 mm and length tolerance of 0 to 0.25 mm, adhering to Class 5g6g thread fit standards for consistent performance. Manufactured from alloy steel with a black oxide surface treatment, it complies with RoHS 3 (2015/863/EU) under exemption 6(a) and REACH (EC 1907/2006) regulations, ensuring environmental and safety conformity for global industrial use.