S-90496A051 2 1/2"-12 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced vibration resistance from the extra fine thread spacing, providing superior holding power in high-stress applications
• Space-saving installation with the thin profile design, ideal for assemblies with limited clearance without compromising strength
• Reliable thread engagement ensured by Class 2B thread fit, minimizing cross-threading risks and ensuring smooth assembly
• Durable performance from Grade 2 steel construction, offering excellent tensile strength and corrosion resistance for industrial use
• Easy manual or tool installation with the external hex drive, allowing for quick tightening with standard wrenches
• Environmental compliance with RoHS 3 and REACH standards, making it suitable for regulated industries and sustainable operations
• Precision compatibility with 2 1/2"-12 UN extra fine threaded components, ensuring seamless integration into existing systems

Professional Applications & Engineering Value

This Grade 2 steel hex nut with UN extra fine thread is engineered to address critical challenges in heavy machinery, automotive, and structural assemblies where fine adjustments and vibration resistance are paramount. The thin profile reduces weight and bulk while maintaining integrity, making it ideal for confined spaces in equipment frames or precision instruments. Its Class 2B thread fit guarantees consistent engagement with mating parts, reducing the risk of stripping under torque loads. The external hex drive facilitates efficient installation in high-volume production lines, saving time and labor costs. By combining robust steel material with extra fine thread spacing, this nut delivers long-term reliability in environments prone to dynamic stresses, ensuring minimal maintenance and downtime.

Specification Summary & Compliance

This hex nut adheres to UN thread standards with a Class 2B thread fit for precise dimensional accuracy and compatibility. It meets Grade 2 strength requirements for dependable performance in industrial settings. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global markets. Manufactured to exact specifications, including a right-hand thread direction and extra fine spacing, it supports consistent fastening outcomes.