S-94846A043 1 1/2"-6 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 demanding conditions.
• High-Strength Performance: Grade 5 classification ensures excellent tensile strength and load-bearing capacity for heavy-duty and critical industrial applications.
• Optimized Thin Profile: Reduced height (27/32") allows for use in space-constrained assemblies without compromising on strength or thread engagement.
• Precision Thread Fit: Class 2B thread fit and UNC coarse threading enable quick, smooth assembly and secure, vibration-resistant connections.
• Broad Industrial Compliance: Manufactured to ASME B18.2.2 specifications, ensuring dimensional accuracy and interchangeability with standard components.
• Regulatory Safety Assurance: RoHS 3 and REACH compliance guarantees the nut is free from hazardous substances, meeting global environmental and safety standards.
• Versatile External Hex Drive: Standard external hex design facilitates easy installation and removal with common wrenches, improving maintenance efficiency.

Professional Applications & Engineering Value

This Grade 5 zinc-plated steel thin hex nut is engineered to address common industrial challenges such as corrosion, high stress, and space limitations. The 1 1/2"-6 UNC coarse thread and Class 2B thread fit provide rapid assembly and reliable clamping force, minimizing the risk of loosening under dynamic loads. Its thin profile is ideal for compact machinery, structural frameworks, and automotive systems where clearance is critical. The zinc plating offers a durable barrier against moisture and chemicals, making it suitable for outdoor, marine, and manufacturing environments. By conforming to ASME B18.2.2, it ensures consistent performance in heavy-duty fastening applications, reducing downtime and maintenance costs.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit and UNC coarse threading with a size of 1 1/2"-6, adhering to ASME B18.2.2 manufacturing standards. Dimensions include a width of 2 1/4" and height of 27/32". It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial supply chains.