S-91280A772 M14 x 20 mm ISO 4017, DIN 933, 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
- Superior tensile strength of 110,000 psi ensures reliable performance in demanding applications, reducing the risk of fastener failure.
- Enhanced corrosion resistance from zinc plating prolongs service life in harsh industrial environments, minimizing maintenance needs.
- High hardness (Rockwell C21) provides excellent wear resistance, maintaining thread integrity during repeated use.
- Full threading with coarse pitch delivers faster installation and stronger holding power in various materials.
- Precision external hex drive allows for easy tightening with standard tools, improving assembly efficiency.
- Compliance with ISO 4017 and DIN 933 standards guarantees dimensional accuracy and interchangeability for global projects.
- RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence for international supply chains.
Professional Applications & Engineering Value
This M14 hex head screw is engineered to address critical challenges in heavy-duty industrial applications, such as machinery assembly, construction frameworks, and automotive components. The Class 8.8 steel construction, combined with a fully threaded metric coarse pitch design, ensures robust clamping force and vibration resistance, preventing loosening under dynamic loads. The zinc plated finish provides a protective barrier against moisture and chemicals, extending fastener life in corrosive settings. By meeting ISO 4017 and DIN 933 specifications, it offers reliable dimensional consistency, reducing installation errors and downtime. Ideal for engineers seeking high tensile strength and compliance with RoHS and REACH regulations, this screw delivers durability and safety in precision-driven environments.
Specification Summary & Compliance
This product features a M14x2mm coarse thread with Class 6h thread fit for precise engagement, adhering to ISO 4017 and DIN 933 standards for dimensional accuracy. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and health safety. Manufactured to ISO 898 specifications, it guarantees consistent tensile strength and hardness performance.
