S-94846A558 1 1/8"-12 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced Corrosion Resistance - Zinc-plated steel construction provides reliable protection against rust and environmental degradation, extending service life in harsh conditions.
• Superior Strength for Demanding Applications - Grade 5 classification ensures high tensile strength, making it suitable for heavy-duty and high-stress industrial assemblies.
• Space-Saving Thin Profile - The thin hex nut design allows for installation in tight spaces without compromising on holding power or performance.
• Precision Fine Thread Engagement - 1 1/8"-12 UNF fine threads with Class 2B fit offer excellent vibration resistance and secure, reliable fastening in dynamic environments.
• Standardized Compatibility - Compliance with ASME B18.2.2 ensures consistent dimensions and performance, facilitating easy integration with existing inch-system components.
• Efficient External Hex Drive - Standard external hex drive enables quick and easy installation with common tools, reducing assembly time and labor costs.
• Environmental and Regulatory Compliance - Meets RoHS 3 and REACH standards, ensuring safe use in regulated industries and global markets.

Professional Applications & Engineering Value

This Grade 5 thin hex nut is engineered to address critical challenges in industrial fastening, such as vibration-induced loosening and corrosion in demanding environments. The zinc-plated steel material offers a robust barrier against moisture and chemicals, significantly reducing maintenance needs in applications like heavy machinery, automotive assemblies, and structural frameworks. Its 1 1/8"-12 UNF fine threads provide superior grip and load distribution, minimizing the risk of thread stripping under high torque. The thin profile allows for efficient use in confined spaces, while compliance with ASME B18.2.2 ensures reliability and interchangeability. Ideal for industrial fasteners in construction, manufacturing, and transportation sectors, this nut delivers consistent performance where strength and durability are paramount.

Specification Summary & Compliance

This product features precise Class 2B thread fit and right-hand thread direction per UNF standards, ensuring accurate engagement and ease of assembly. Manufactured in accordance with ASME B18.2.2 for dimensional consistency and performance reliability. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety requirements for global industrial use.