S-98498A213 M56 ASTM A194 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load distribution with an extra wide 90mm profile for enhanced stability in heavy-duty assemblies
• Superior strength and durability from ASTM Grade 2H steel, resisting deformation under high stress
• Reliable coarse thread engagement with 5.5mm pitch for faster installation and reduced cross-threading risks
• Precise Class 6H thread fit ensuring consistent mating with bolts for secure, vibration-resistant connections
• Compliance with ASTM A194 standards guaranteeing material quality and performance in demanding environments
• Environmental responsibility through RoHS 3 and REACH compliance, safe for regulated industrial applications
• Optimized external hex drive allowing easy installation with standard tools, reducing assembly time

Professional Applications & Engineering Value

This M56 extra wide hex nut is engineered to address critical challenges in heavy-duty industrial applications, such as structural steel frameworks, machinery bases, and large-scale equipment assembly. Constructed from high-strength ASTM Grade 2H steel, it provides exceptional resistance to loosening under dynamic loads and harsh conditions. The coarse metric thread (5.5mm pitch) and Class 6H fit ensure rapid, accurate installation with minimal risk of thread damage, while the 90mm wide profile distributes clamping force evenly, preventing joint failure. Ideal for sectors requiring reliable, high-torque fastening solutions, this nut meets rigorous standards for performance and safety in construction, mining, and manufacturing environments.

Specification Summary & Compliance

This nut features M56 metric coarse threads with a 5.5mm pitch and Class 6H thread fit for precise dimensional accuracy. It complies with ASTM A194 manufacturing specifications and is made from ASTM Grade 2H steel for assured strength. The product is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, adhering to environmental and safety regulations for industrial use.