S-91239A126 M3 x 25 mm ISO 7380 Steel Button Head Hex-Drive Screws
Steel Button Head Hex-Drive 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 140,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior corrosion resistance from the black-oxide coating on alloy steel extends service life in harsh industrial environments.
- High hardness rating (Rockwell C32) provides excellent wear resistance, maintaining thread integrity over repeated use.
- Fully threaded coarse pitch design allows for quick installation and strong holding power in various materials.
- Precise Class 6g thread fit ensures smooth engagement and consistent clamping force, minimizing assembly issues.
- Compact 2 mm hex drive and rounded button head offers easy access in tight spaces and a low-profile, flush finish.
- Compliance with ISO 7380 and environmental standards guarantees quality, safety, and regulatory adherence for global projects.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this M3 x 0.5 mm metric screw with a Class 10.9 strength grade addresses critical challenges in machinery, automotive, and electronics assembly. The black-oxide alloy steel construction combats rust and wear, while the fully threaded coarse pitch and hex drive enable efficient fastening in high-vibration environments. Its rounded button head design reduces protrusion risks, making it ideal for compact devices where space is limited. By meeting ISO 7380 specifications, it ensures dimensional accuracy and interoperability, streamlining maintenance and reducing downtime in B2B procurement workflows.
Specification Summary & Compliance
This fastener adheres to ISO 7380 for dimensional consistency, with a Class 6g thread fit and coarse pitch for reliable performance. It is manufactured to Class 10.9 standards, supporting high tensile strength and durability. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets environmental and safety regulations for use in various industries.
