S-90265A333 M8 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• High mechanical strength offering a tensile strength of 70,000 psi and a shear strength of 45,000 psi for demanding applications.
• Precise alignment and spacing enabled by the 14mm shoulder with tight diameter and length tolerances, reducing component wear.
• Secure and efficient installation with a 6mm hex socket drive and knurled head for improved grip and torque application.
• Reliable thread performance due to the M8x1.25mm coarse thread with Class 5g6g fit, ensuring consistent engagement and vibration resistance.
• Broad industrial compliance meeting ISO 7379 standards, RoHS 3, and REACH regulations for global quality and safety.
• Durable and wear-resistant material with Rockwell B83 hardness, maintaining integrity under repeated use and stress.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to address critical alignment and load-bearing challenges in industrial applications. The 18-8 stainless steel provides excellent corrosion resistance, making it suitable for machinery, automotive assemblies, and electronic enclosures exposed to moisture or chemicals. The 14mm precision shoulder ensures accurate component positioning, minimizing misalignment and extending the life of moving parts. With a coarse metric thread (M8x1.25mm) and Class 5g6g thread fit, it offers quick assembly and reliable fastening in high-vibration environments. The knurled head and hex socket drive allow for secure handling and efficient torque transfer, reducing installation time and improving operational safety in automated systems.

Specification Summary & Compliance

This shoulder screw features an M8x1.25mm coarse metric thread with a Class 5g6g thread fit for precise tolerance. The shoulder diameter is 12 mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 14 mm with a tolerance of 0 to 0.25 mm, ensuring high dimensional accuracy. It is manufactured in compliance with ISO 7379 standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations for environmental safety.