S-98427A600 1 1/2"-6 ASTM A563 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional Load Distribution - Extra wide profile (2 3/8" width) spreads pressure evenly, reducing stress concentrations and preventing joint failure in heavy-duty applications
• Superior Strength Performance - ASTM Grade DH certification ensures high tensile strength and reliable performance under extreme mechanical loads
• Optimized Thread Engagement - Class 2B thread fit provides consistent, reliable mating with mating components while accommodating minor variations
• Enhanced Durability - Made from high-quality steel with coarse UNC threads that resist vibration loosening and maintain integrity in demanding environments
• Simplified Installation - External hex drive design allows for easy installation and removal using standard wrenching tools
• Regulatory Compliance Assurance - Meets RoHS 3 and REACH environmental standards, ensuring safe use across global industrial markets
• Industry Standard Compatibility - Manufactured to ASTM A563 specifications with 1 1/2"-6 UNC right-hand threads for seamless integration with existing systems

Professional Applications & Engineering Value

This heavy-duty hex nut delivers critical engineering solutions where standard fasteners fall short. The extra wide profile and ASTM Grade DH steel construction address common failure points in structural applications by distributing clamping forces across a larger surface area, effectively preventing material deformation and maintaining joint integrity under sustained loads. The coarse UNC threads provide superior resistance to vibration-induced loosening, making these industrial fasteners ideal for heavy machinery, construction equipment, and infrastructure projects where reliability is paramount. With its Class 2B thread fit, this nut ensures consistent performance while accommodating manufacturing tolerances, reducing assembly time and maintenance costs in demanding industrial environments.

Specification Summary & Compliance

This 1 1/2"-6 UNC hex nut features precise Class 2B thread fit tolerances and complies with ASTM A563 manufacturing standards. The fastener meets ASTM Grade DH strength requirements and is manufactured in accordance with inch system measurements. Environmental compliance includes full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring unrestricted use across international markets. Dimensions include 2 3/8" width and 1 15/32" height with right-hand thread direction for standardized installation procedures.