S-90265A776 M8 ISO 7379 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Corrosion-resistant performance with 18-8 stainless steel construction and black oxide finish, ideal for harsh industrial environments.
- Precise alignment and smooth rotational movement ensured by the 12mm shoulder diameter with tight tolerance control.
- High tensile strength of 70,000 psi provides reliable load-bearing capacity in demanding mechanical applications.
- Secure and non-slip installation facilitated by the knurled socket head and 6mm hex drive for easy torque application.
- Consistent thread engagement with Class 5g6g thread fit and coarse M8x1.25 thread pitch for quick assembly.
- Durability under stress supported by Rockwell B83 hardness and minimum shear strength of 45,000 psi.
- Global compliance assurance meeting ISO 7379 standards and environmental regulations like RoHS 3 and REACH.
Professional Applications & Engineering Value
This M8 shoulder screw is engineered to address critical alignment and rotational needs in industrial machinery, such as conveyor systems, robotic arms, and precision instruments. The 18-8 stainless steel material combined with a black oxide finish offers excellent resistance to rust and wear, reducing maintenance in humid or abrasive conditions. The 12mm shoulder diameter and 10mm shoulder length provide a stable bearing surface, minimizing component wobble and ensuring accurate positioning. With a coarse thread pitch and hex drive, installation is swift and secure, enhancing assembly line efficiency. Ideal for applications requiring reliable high tensile strength and environmental compliance, this fastener supports long-term operational integrity in sectors like automation, automotive, and heavy equipment.
Specification Summary & Compliance
This shoulder screw features a metric M8x1.25 thread with Class 5g6g thread fit for precise tolerance, alongside a shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm. It conforms to ISO 7379 manufacturing specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safety and sustainability in industrial use.
