S-94485A037 7/8"-9 ASTM A194 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load distribution thanks to the extra wide 1 7/16" profile, reducing the risk of surface damage and loosening under high vibration.
• Superior tensile strength and reliability from ASTM Grade 7 steel, ensuring dependable performance in critical, heavy-duty applications.
• Fast and easy installation with coarse UNC threads and Class 2B fit, providing smooth engagement and reducing assembly time.
• Enhanced durability in harsh environments due to the high-grade steel construction, resisting wear and deformation over time.
• Broad compatibility with standard 7/8"-9 UNC bolts and external hex drive tools, simplifying inventory and tooling requirements.
• Compliance with rigorous industry standards including ASTM A194, guaranteeing consistent quality and material integrity.
• Optimized for right-hand thread applications, offering secure fastening in common industrial machinery and structural assemblies.

Professional Applications & Engineering Value

This heavy-duty hex nut is engineered to address common challenges in industrial settings, such as joint failure under extreme loads and vibration-induced loosening. The extra wide profile significantly increases the bearing surface, distributing clamp load more effectively to prevent embedding and damage to connected materials. Made from ASTM Grade 7 steel, it delivers high tensile strength and fatigue resistance, making it ideal for demanding applications in construction, mining equipment, and heavy machinery. The 7/8"-9 UNC coarse thread and Class 2B thread fit ensure quick, reliable assembly with standard tools, reducing downtime and maintenance costs. Its compliance with ASTM A194 specifications assures consistent performance in critical fastening systems, providing long-term reliability and safety.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit for consistent engagement and meets ASTM A194 material and manufacturing standards. Thread specifications adhere to UNC coarse thread standards with a size of 7/8"-9 and right-hand direction. Dimensions include a width of 1 7/16" and height of 55/64". The product is designed for use in inch system applications and complies with industry requirements for heavy-duty fasteners, ensuring reliability in various engineering contexts.