S-90269A725 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 environments and extended service life.
• Precise alignment and smooth rotation ensured by the 10mm shoulder diameter with tight tolerance, reducing wear on mating parts.
• High mechanical strength offering 70,000 psi tensile strength and 35,000 psi minimum shear strength for reliable performance under load.
• Secure and efficient installation with a 5mm hex socket drive and knurled head for excellent grip and torque application.
• Accurate and durable threading with M8x1.25mm coarse metric thread and Class 5g6g fit, providing robust fastening in various materials.
• Compliance with international standards including ISO 7379, RoHS 3, and REACH, ensuring quality and environmental safety for global applications.
• Enhanced durability and hardness with Rockwell B79 rating, resisting deformation in demanding industrial uses.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to address common industrial challenges such as misalignment, corrosion, and mechanical failure. Made from 316 stainless steel with a black oxide finish, it excels in corrosive settings like marine, chemical processing, and outdoor equipment, preventing rust and maintaining integrity. The metric coarse thread (M8x1.25mm) and precise shoulder diameter of 10mm allow for exact positioning in assemblies, reducing vibration and part wear. Its socket head design with a 5mm hex drive facilitates easy installation in tight spaces, while the knurled texture enhances handling. Ideal for machinery, automotive, and precision instruments, this screw ensures long-term reliability and efficiency, backed by high tensile and shear strength to withstand dynamic loads.

Specification Summary & Compliance

This shoulder screw features a metric thread with M8 size, 1.25mm pitch, and 13mm thread length, adhering to Class 5g6g thread fit for precise tolerance. The shoulder diameter is 10mm with a tolerance of -0.072 to -0.01 mm, and shoulder length is 19mm with a tolerance of 0 to 0.25 mm, ensuring accurate assembly. It complies with ISO 7379 manufacturing standards and is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, meeting environmental and safety regulations for industrial use.