S-91294A548 M8 x 75 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws
Alloy Steel Hex Drive Flat 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 durability with Class 10.9 strength grade and 120,000 psi tensile strength for reliable performance in high-stress applications.
- Superior corrosion resistance from the black-oxide finish on alloy steel, extending service life in harsh industrial environments.
- Secure and efficient installation with a 5mm hex drive and fully threaded coarse pitch design, reducing assembly time and preventing stripping.
- Precise fit and compatibility due to M8 x 1.25mm coarse thread with Class 6g fit, ensuring tight fastening in metric assemblies.
- High hardness and wear resistance with Rockwell C32 rating, maintaining integrity under repeated loads and vibrations.
- Broad industrial applicability with compliance to DIN 7991/ISO 10642 standards, guaranteeing consistent quality and interchangeability.
- Environmental and safety compliance through RoHS 3 and REACH adherence, supporting sustainable and safe manufacturing practices.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this M8 flat head screw in black-oxide alloy steel addresses critical challenges like vibration loosening and corrosion in machinery, automotive, and construction applications. The fully threaded coarse pitch design ensures maximum grip and load distribution, while the Class 10.9 strength and Rockwell C32 hardness provide resilience against high tensile and shear forces. Its 90° countersink angle and hex drive facilitate flush mounting and easy torque application, reducing installation errors. Ideal for heavy-duty fastening, it enhances assembly reliability and longevity, backed by international standards for seamless integration into global supply chains.
Specification Summary & Compliance
This screw features precise M8 x 1.25mm coarse threads with a Class 6g thread fit for accurate mating, and it is manufactured to DIN 7991/ISO 10642 specifications for dimensional consistency. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring adherence to environmental and safety regulations without hazardous substances.
