S-92981A302 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
- Exceptional durability and strength with alloy steel construction providing 140,000 psi tensile strength and Rockwell C32 hardness for reliable performance in demanding applications.
- Enhanced corrosion resistance thanks to the black oxide finish, extending service life in harsh industrial environments.
- Precise alignment and secure positioning with a 16mm shoulder diameter and standard shoulder fit, reducing assembly errors and improving component stability.
- Easy installation and removal using a standard 5mm hex drive and knurled head for superior grip and torque application.
- Consistent thread engagement with Class 5g6g thread fit and coarse M8x1.25mm right-hand threads, ensuring quick assembly and vibration resistance.
- Compliance with international standards including ISO 7379, RoHS 3, and REACH, guaranteeing safety and environmental responsibility.
- Versatile industrial use due to the robust design, suitable for machinery, automotive, and precision equipment assemblies.
Professional Applications & Engineering Value
This M8 shoulder screw is engineered to address common industrial challenges such as misalignment and wear in high-stress environments. The alloy steel material and black oxide finish provide superior resistance to corrosion and mechanical stress, making it ideal for applications in automotive systems, machinery linkages, and precision instruments. The knurled head and hex drive facilitate easy handling and secure fastening, while the coarse thread and precise shoulder diameter ensure accurate component positioning and reduced assembly time. By meeting ISO 7379 standards, it delivers consistent performance and reliability, minimizing downtime and maintenance costs in B2B settings.
Specification Summary & Compliance
This shoulder screw features a Class 5g6g thread fit with M8x1.25mm coarse threads and a shoulder diameter tolerance of -0.072 to -0.01 mm for high dimensional accuracy. It complies with ISO 7379 manufacturing specifications and is certified RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring adherence to environmental and safety regulations without hazardous substances.
