S-91294A188 M4 x 8 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 strength and reliability with Class 10.9 rating and 120,000 psi tensile strength, ensuring secure fastening in demanding applications.
- Superior corrosion resistance from the black-oxide finish on alloy steel, extending service life in harsh industrial environments.
- Precise and easy installation with a 2.5 mm hex drive and standard flat head profile, allowing for flush mounting and reduced assembly time.
- Optimized thread engagement through coarse M4 x 0.7 mm threading and Class 6g fit, providing robust hold and vibration resistance.
- High durability under stress due to Rockwell C32 hardness, maintaining integrity in high-load scenarios.
- Full compliance with international standards including DIN 7991/ISO 10642, ensuring consistent quality and interchangeability.
- Environmentally safe usage as it meets RoHS 3 and REACH regulations, supporting sustainable manufacturing practices.
Professional Applications & Engineering Value
This M4 flat head screw is engineered to address critical fastening challenges in industrial settings, where vibration resistance and corrosion protection are paramount. The black-oxide alloy steel construction, combined with a Class 10.9 strength grade, ensures reliable performance in machinery, automotive assemblies, and structural frameworks. Its fully threaded design and coarse metric thread enhance grip in various materials, reducing the risk of loosening. The flat head with hex drive allows for countersunk, flush installations, ideal for applications requiring aerodynamic or smooth surfaces. By adhering to DIN 7991/ISO 10642 standards, it guarantees precision and compatibility, making it a trusted choice for engineers seeking durable, high-strength fasteners that minimize maintenance and downtime.
Specification Summary & Compliance
This product features precise metric threading with an M4 x 0.7 mm size, Class 6g thread fit for standard tolerance, and a length of 8 mm. It conforms to DIN 7991 and ISO 10642 specifications for flat head screws, ensuring dimensional accuracy and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental standards.
