S-90509A031 8-32 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
- Superior corrosion resistance from high-quality brass material, ensuring long-term reliability in harsh industrial environments.
- Excellent thread engagement with Class 2B thread fit, providing smooth assembly and reduced risk of cross-threading.
- Enhanced stability and anti-rotation due to the square shape and 11/32" width, ideal for applications requiring secure fastening.
- Quick and easy installation with coarse UNC threads and external square drive, speeding up assembly processes.
- Compliance with stringent environmental standards including REACH and RoHS 3, ensuring safe and sustainable use in global markets.
- Durable construction for heavy-duty applications, offering reliable performance in mechanical and electrical assemblies.
- Wide compatibility with inch-system components and right-hand thread direction, making it versatile for various industrial setups.
Professional Applications & Engineering Value
This 8-32 UNC square nut is engineered to address common industrial fastening challenges, such as vibration loosening and corrosion. Made from durable brass, it resists rust and wear in humid or chemical-exposed settings, reducing maintenance costs. The coarse thread spacing and Class 2B thread fit ensure quick, precise installation with minimal effort, while the square design prevents rotation in tapped holes or channels. Ideal for machinery, automotive, and electrical enclosures, this nut provides a secure, long-lasting hold that meets rigorous industrial standards, enhancing overall assembly efficiency and safety.
Specification Summary & Compliance
This square nut adheres to UNC thread standards with a Class 2B thread fit for consistent dimensional accuracy. It features an 8-32 thread size, 11/32" width, and 1/8" height, manufactured to precise inch-system measurements. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, including exemption 6(a)-I for lead as an alloying element, ensuring environmental safety and regulatory acceptance in industrial applications.
