S-90269A691 M8 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and black oxide finish, ideal for harsh industrial environments.
• High mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable load-bearing in demanding applications.
• Precise alignment and spacing enabled by the 14mm shoulder with standard fit, reducing wear and ensuring component stability.
• Easy installation and removal with a 5mm hex socket drive and knurled head for improved grip and torque application.
• Accurate thread engagement due to Class 5g6g thread fit and coarse M8x1.25mm pitch, providing secure fastening and vibration resistance.
• Durable performance backed by Rockwell B79 hardness, ensuring long-term reliability under repetitive stress.
• Global compliance assurance meeting ISO 7379 standards, RoHS 3, and REACH regulations for safe and consistent quality.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to address critical challenges in precision machinery, automation systems, and assembly jigs where alignment and corrosion resistance are paramount. The 316 stainless steel material, combined with a black oxide finish, provides excellent protection against moisture and chemicals, extending service life in environments like marine or chemical processing. The socket head design with a 5mm hex drive allows for efficient tightening in confined spaces, while the 14mm shoulder length ensures accurate component positioning, reducing misalignment and wear. Ideal for applications requiring high tensile strength and ISO 7379 compliance, this fastener delivers reliable performance in robotics, conveyor systems, and fixture setups, minimizing downtime and maintenance costs.

Specification Summary & Compliance

This shoulder screw features precise dimensions including a 16mm head diameter, 13mm thread length, and shoulder diameter tolerance of -0.072 to -0.01 mm. Threads conform to Class 5g6g fit with a coarse M8x1.25mm metric thread, ensuring compatibility and ease of assembly. Manufactured in accordance with ISO 7379 specifications, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and quality standards for industrial use.