S-94252A712 1/2"-13 ASTM A194 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and durability with ASTM Grade 8 classification, ensuring reliable performance in high-stress industrial applications.
• Superior corrosion resistance provided by 18-8 Stainless Steel material, ideal for harsh or outdoor environments.
• Enhanced clamping force and stability due to the extra wide hex profile, reducing the risk of loosening under vibration.
• Precise and secure thread engagement with Class 2B thread fit, minimizing cross-threading and ensuring easy installation.
• Wide compatibility and easy assembly with coarse UNC threading (1/2"-13), suitable for standard industrial components.
• Compliance with rigorous standards including ASTM A194, guaranteeing consistent quality and material integrity.
• Right-hand thread design for straightforward, conventional installation in various machinery and equipment.

Professional Applications & Engineering Value

This Grade 8 heavy-duty hex nut is engineered to address critical challenges in demanding industrial settings, such as machinery assembly, structural frameworks, and heavy equipment. Made from 18-8 Stainless Steel, it offers excellent resistance to rust and corrosion, extending service life in humid or chemically aggressive environments. The extra wide hex profile provides a larger wrenching surface, enabling higher torque application and improved clamping force without stripping. With coarse UNC threading and Class 2B thread fit, it ensures quick, reliable fastening in applications where vibration resistance and ease of maintenance are paramount. Ideal for construction, automotive, and manufacturing sectors, this nut delivers consistent performance under heavy loads and repetitive stress.

Specification Summary & Compliance

This hex nut features precise dimensions: 1/2"-13 UNC coarse thread with Class 2B thread fit for accurate engagement, width of 7/8", and height of 31/64". It complies with ASTM A194 specifications for material and manufacturing standards, and the ASTM Grade 8 strength classification ensures high tensile and yield strength. The nut meets common industry requirements for quality and is manufactured from 18-8 Stainless Steel, which typically aligns with RoHS and REACH directives for environmental safety.