S-94361A586 M3 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with black oxide finish, ideal for harsh industrial environments
• Superior strength and durability from alloy steel construction with 140,000 psi tensile strength
• Precise component alignment ensured by 4mm shoulder diameter with tight tolerance control
• Secure installation and removal with 2mm hex socket drive and knurled head for enhanced grip
• Reliable thread engagement through Class 6g metric coarse threads (M3x0.5mm) for consistent performance
• Extended service life supported by Rockwell C32 hardness for wear resistance
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for global applications

Professional Applications & Engineering Value

This M3 shoulder screw delivers critical engineering solutions where precise shoulder positioning is paramount. Manufactured from high-strength alloy steel with a protective black oxide finish, it effectively combats corrosion in demanding environments like machinery assemblies, automotive components, and electronic enclosures. The 4mm shoulder diameter with controlled tolerances ensures accurate alignment of moving parts, while the Class 6g metric coarse threads provide secure fastening in industrial applications. The combination of hex socket drive and knurled head facilitates easy installation in confined spaces, reducing assembly time and improving maintenance efficiency for B2B operations.

Specification Summary & Compliance

This shoulder screw maintains precise dimensional accuracy with Class 6g thread fit per metric standards, shoulder diameter tolerance of -0.072 to -0.01 mm, and shoulder length tolerance of 0 to 0.25 mm. Manufacturing adheres to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory acceptance for global industrial use.