S-96887A328 M12 DIN 557 Square Nuts
Square Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments.
- High load-bearing capacity from Class 5 strength grade, providing dependable performance in heavy-duty applications.
- Precise thread engagement with Class 7H thread fit, reducing the risk of cross-threading and improving assembly efficiency.
- Easy installation and removal using standard external square drive tools, minimizing downtime during maintenance.
- Wide compatibility with metric coarse threading (M12 x 1.75mm), making it suitable for diverse machinery and equipment.
- Compliance with strict regulations including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.
- Stable anti-rotation design with a 19mm width square shape, preventing loosening under vibration and dynamic loads.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this M12 square nut combines zinc-plated steel durability with metric coarse thread design to address common challenges like corrosion, vibration loosening, and assembly inaccessibility. Its external square drive allows for quick torque application with standard tools, reducing installation time in confined spaces. The Class 7H thread fit ensures consistent engagement with mating bolts, minimizing wear and preventing premature failure in heavy-duty equipment, construction frameworks, and automotive assemblies. By adhering to DIN 557 standards, it delivers reliable performance in high-stress applications, from machinery mounts to structural supports, enhancing operational safety and longevity.
Specification Summary & Compliance
This square nut features precise metric coarse thread specifications with M12 size, 1.75mm pitch, and Class 7H thread fit for accurate dimensional tolerance. Manufactured in compliance with DIN 557 standards, it ensures consistent quality and interchangeability. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, confirming its adherence to environmental and safety regulations for industrial use.
