S-92981A101 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability: Alloy steel construction with Rockwell C32 hardness provides superior resistance to wear and deformation in demanding industrial environments.
• Corrosion Resistance: Black oxide finish offers reliable protection against rust, extending service life in various operating conditions.
• Precise Alignment: 12mm shoulder length with controlled tolerances ensures accurate component positioning and reduces assembly misalignment.
• High Load Capacity: 140,000 psi tensile strength and 84,000 psi minimum shear strength deliver robust fastening for high-stress applications.
• Secure Installation: Knurled socket head with 3mm hex drive prevents tool slippage and enables consistent torque application.
• Reliable Thread Engagement: Class 5g6g thread fit with M5x0.8 coarse pitch ensures quick assembly and vibration resistance.
• Regulatory Compliance: Meets RoHS 3 and REACH standards for safe use in regulated industries and global markets.

Professional Applications & Engineering Value

This M5 shoulder screw delivers critical engineering value in precision assemblies where component alignment and rotational stability are paramount. The alloy steel construction combined with black oxide finish addresses common industrial challenges including corrosion-induced failure and dimensional instability under load. The 12mm shoulder length with tight diameter tolerance acts as a precise locating feature in machinery, automotive, and automation equipment, eliminating the need for additional bushings or spacers. The knurled socket head with hex drive ensures secure tool engagement during installation, preventing damage to the drive system while the coarse thread pitch enables rapid assembly in production environments. These features make it ideal for applications requiring repeated disassembly and reliable performance in vibrating systems.

Specification Summary & Compliance

This metric shoulder screw features M5x0.8 coarse thread with Class 5g6g thread fit tolerance, ensuring compatibility with standard metric components. The shoulder maintains precise dimensions with diameter tolerance of -0.072 to -0.01 mm and length tolerance of 0 to 0.25 mm. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, this fastener meets international environmental and safety standards for industrial applications.