S-90035A138 M3 x 20 mm DIN 912, ISO 4762, SAE AMS5731, SAE AMS5737 High-Strength A286 Stainless Steel Socket Head Screws
High-Strength A286 Stainless 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 strength-to-weight ratio with 160,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance through A286 stainless steel construction and passivated surface treatment
- Precise torque transmission enabled by 2.5mm hex drive design for secure installation and removal
- Consistent thread engagement with Class 6g tolerance ensuring proper fit and vibration resistance
- Enhanced durability from Rockwell C33 hardness for long service life in harsh environments
- Global compatibility through DIN 912/ISO 4762 certification for international engineering projects
- Environmental compliance meeting RoHS 3 and REACH regulations for sustainable manufacturing
Professional Applications & Engineering Value
This M3 socket head cap screw delivers critical performance advantages for precision assembly applications where space constraints and corrosion resistance are primary concerns. The A286 stainless steel material maintains structural integrity at elevated temperatures while the passivated finish provides additional protection against chemical exposure and oxidation. The fully threaded design with coarse 0.5mm pitch ensures rapid installation and secure fastening in materials where fine thread engagement might be problematic. These metric screws are particularly valuable in aerospace, automotive, and industrial machinery applications where the combination of high tensile strength and compact socket head profile solves common challenges of vibration loosening and limited access areas.
Specification Summary & Compliance
Manufactured to precise Class 6g thread fit tolerances according to DIN 912/ISO 4762 standards, ensuring dimensional accuracy and interchangeability. The screws conform to SAE AMS5731 and SAE AMS5737 material specifications for aerospace applications. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations guarantees these fasteners meet current international substance restriction requirements for industrial use.
