S-90269A158 M8 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments like marine or chemical processing.
• High tensile strength of 70,000 PSI ensures reliable load-bearing capacity and reduces risk of mechanical failure.
• Precise shoulder fit with 10mm diameter and 8mm length provides accurate alignment and spacing in assemblies, minimizing component wear.
• Hex socket drive (5mm) allows for secure, high-torque installation with standard tools, enhancing assembly efficiency.
• Knurled head texture improves grip during manual handling, preventing slips and speeding up installation in tight spaces.
• Class 5g6g thread fit guarantees consistent engagement and vibration resistance in dynamic applications.
• Compliance with ISO 7379, RoHS 3, and REACH ensures global regulatory adherence for safe, sustainable use in industrial sectors.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to address common industrial challenges such as misalignment, corrosion, and mechanical stress. The 316 stainless steel material offers exceptional resistance to chemicals and moisture, making it suitable for precision machinery, automotive assemblies, and marine equipment. The integrated 10mm shoulder diameter and 8mm shoulder length provide a stable bearing surface, reducing wear on connected parts and ensuring accurate positioning. With a coarse thread pitch of 1.25mm and hex socket drive, it enables quick, secure fastening in high-vibration environments, enhancing operational reliability and reducing maintenance downtime. This design is ideal for applications demanding high tensile strength and durability under demanding conditions.

Specification Summary & Compliance

The screw features a metric M8x1.25 coarse thread with Class 5g6g thread fit for precise tolerance, along with a shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm to ensure consistent performance. It is manufactured in accordance with ISO 7379 standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing safety and environmental responsibility in industrial use.