S-91290A176 M4 x 25 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws
Alloy 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 and durability with Class 12.9 rating and 170,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance thanks to the black-oxide finish on alloy steel, extending service life in harsh industrial environments
- Precise installation and removal enabled by the 3mm hex socket drive, ensuring secure tool engagement and reducing stripping risks
- Optimal thread engagement with Class 5g6g thread fit and coarse 0.7mm pitch, providing excellent holding power and vibration resistance
- Full thread coverage along the 25mm length allows for flexible positioning and maximum clamping force distribution
- Industry-standard compatibility meeting DIN 912/ISO 4762 specifications, ensuring interchangeability and reliable performance
- Environmental compliance with RoHS 3 and REACH regulations, making them suitable for global industrial supply chains
Professional Applications & Engineering Value
These M4 socket head cap screws deliver critical engineering value in applications where space constraints and high stress loads coexist. The black-oxide alloy steel construction provides excellent resistance to corrosion and wear, while the Class 12.9 strength rating ensures they maintain integrity under extreme tension and shear forces. The fully threaded design with coarse 0.7mm pitch offers superior vibration resistance in machinery, automotive assemblies, and precision equipment. The hex socket drive allows for high-torque installation in confined spaces, preventing cam-out and ensuring reliable fastening in critical industrial applications where failure is not an option.
Specification Summary & Compliance
This metric socket head cap screw features M4 x 0.7mm thread with Class 5g6g tolerance, 25mm fully threaded length, and complies with DIN 912/ISO 4762 manufacturing standards. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental safety and regulatory acceptance for industrial use worldwide.
