S-92125A198 M4 x 20 mm DIN 7991, ISO 10642 Stainless Steel Hex Drive Flat Head Screws
Stainless 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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- High tensile strength of 70,000 psi ensures reliable fastening under demanding mechanical loads.
- Secure, non-slip installation provided by the 2.5mm hex drive, allowing for high torque application without stripping.
- Flush, professional finish achieved with the 90° countersink angle and flat head design, perfect for applications where a smooth surface is critical.
- Consistent, reliable threading with a Class 6g fit and coarse M4 x 0.7mm thread pitch for easy assembly and vibration resistance.
- Full compliance with DIN 7991 and ISO 10642 standards, guaranteeing dimensional accuracy and interchangeability.
- Environmentally responsible manufacturing, fully compliant with RoHS 3 and REACH regulations.
Professional Applications & Engineering Value
This M4 flat head screw is engineered to solve critical fastening challenges in precision industries. The 18-8 stainless steel material and passivated finish provide exceptional resistance to corrosion and oxidation, making it ideal for machinery, electronic enclosures, and automotive components exposed to moisture or chemicals. The hex drive and fully threaded design ensure a secure, tight fit that resists loosening under vibration, a common failure point in dynamic assemblies. Its metric coarse thread and Class 6g fit facilitate quick and accurate installation, reducing assembly time and improving production line efficiency for OEMs and MRO professionals.
Specification Summary & Compliance
This screw features an M4 x 0.7mm coarse thread with a Class 6g thread fit per ISO metric standards, ensuring precise dimensional tolerances. It is manufactured to meet the exact specifications of DIN 7991 and ISO 10642. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of restricted hazardous substances.
