S-91502A131 M4 x 30 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws
Alloy Steel Socket 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 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior corrosion resistance from blue-dyed zinc plating protects against harsh industrial environments, extending service life.
- High hardness (Rockwell C37) provides excellent wear resistance, maintaining thread integrity over repeated use.
- Precision Class 5g6g thread fit guarantees smooth assembly and secure fastening, minimizing production delays.
- Partially threaded design allows for controlled clamping force, ideal for applications requiring precise joint security.
- Compliance with DIN 912/ISO 4762 standards ensures interchangeability and reliability in global engineering projects.
- 3 mm hex drive socket head enables easy installation with standard tools, improving assembly efficiency.
Professional Applications & Engineering Value
This M4 socket head cap screw is engineered for demanding industrial environments where high tensile strength and durability are critical. The blue-dyed zinc-plated alloy steel construction offers enhanced corrosion resistance, making it suitable for machinery, automotive assemblies, and precision equipment exposed to moisture or chemicals. With a coarse thread pitch of 0.7mm and Class 5g6g thread fit, it ensures quick, secure fastening without cross-threading, reducing installation errors. The partially threaded rod type provides optimal grip in tapped holes, preventing loosening under vibration. Ideal for heavy-duty applications, this metric screw delivers consistent performance, supporting efficient maintenance and reducing downtime in production lines.
Specification Summary & Compliance
This product adheres to DIN 912 and ISO 4762 specifications, ensuring dimensional accuracy with a Class 5g6g thread fit for precise assembly. It is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, meeting environmental and safety standards for industrial use.
