S-91280A569 M8 x 130 mm ISO 4014, DIN 931, SAE J1199, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Hex Head 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
- Enhanced Durability – Zinc plating provides superior corrosion resistance, extending service life in demanding industrial environments.
- High Tensile Strength – Class 8.8 steel construction delivers 110,000 psi tensile strength, ensuring reliable performance under heavy loads.
- Secure Fastening – Coarse M8 x 1.25 mm thread design offers excellent grip and vibration resistance in various materials.
- Easy Installation – External hex drive and standard hex head allow for quick, tool-friendly assembly and disassembly.
- Precision Engineering – Partially threaded design with Class 6h thread fit ensures accurate alignment and reduces cross-threading risks.
- Industry Compliance – Meets ISO 4014, DIN 931, and SAE J1199 standards, guaranteeing consistent quality and interchangeability.
- Environmental Safety – RoHS 3 and REACH compliant, making it suitable for regulated and eco-conscious applications.
Professional Applications & Engineering Value
This M8 hex head screw is engineered to address common industrial challenges such as joint failure, corrosion, and assembly inefficiency. The Class 8.8 steel core, combined with a zinc-plated finish, resists rust and wear in harsh conditions, from machinery assembly to structural frameworks. Its coarse thread and partial threading optimize load distribution and minimize stress concentration, while the external hex drive simplifies maintenance. Ideal for automotive, construction, and heavy equipment, this fastener ensures long-term reliability and reduces downtime, backed by international standards like ISO 4014 and DIN 931.
Specification Summary & Compliance
This hex head screw features precise M8 x 1.25 mm coarse threads with a Class 6h thread fit for dimensional accuracy. It adheres to manufacturing specifications including ISO 4014, DIN 931, and SAE J1199, with compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) for environmental safety. The 130 mm length and 22 mm minimum thread length ensure consistent performance in standardized applications.
