S-91280A809 M14 x 160 mm ISO 4014, DIN 931, 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
- Exceptional tensile strength of 110,000 psi ensures reliable performance under high-stress industrial loads, reducing the risk of fastener failure.
- Superior corrosion resistance with zinc plating protects against rust and environmental damage, extending service life in harsh conditions.
- High hardness rating (Rockwell C21) provides excellent wear resistance and durability for repeated use in demanding applications.
- Coarse thread design allows for quick and easy installation, minimizing assembly time and labor costs.
- Partial threading offers optimal grip and clamping force distribution, ideal for components requiring precise joint integrity.
- Compliance with ISO 4014/DIN 931 standards guarantees dimensional accuracy and interchangeability, ensuring seamless integration with existing metric systems.
- External hex drive enables straightforward tightening with common tools, enhancing installation efficiency and reducing tooling complexity.
Professional Applications & Engineering Value
This M14 hex head screw is engineered to address critical challenges in industrial assembly, where vibration, heavy loads, and corrosive environments can compromise fastener integrity. The Class 8.8 steel construction delivers robust strength, making it suitable for machinery, structural frameworks, and automotive components that demand high tensile resistance. The coarse metric thread and partial threading design enhance grip and reduce the risk of loosening under dynamic stresses, while the zinc plating provides a protective barrier against moisture and chemicals. By meeting ISO 4014 and DIN 931 specifications, this screw ensures precise fit and reliability, streamlining maintenance and reducing downtime in sectors like manufacturing, construction, and equipment repair.
Specification Summary & Compliance
This fastener adheres to ISO 4014 and DIN 931 standards, with a Class 6h thread fit for consistent dimensional accuracy. It complies with ISO 898 for mechanical properties and is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring environmental safety and regulatory alignment for global industrial use.
