S-2995T904 1"-8 Hex Nuts

Key Features & Benefits at a Glance

• Dual-threaded versatility - Includes both left and right-hand threaded jam nuts for flexible installation and secure locking in bidirectional applications.
• Robust Grade 2 steel construction - Provides reliable strength and durability for demanding industrial environments and heavy-duty use.
• Coarse UNC threading with Class 2B fit - Ensures easy, rapid assembly and disassembly while maintaining secure fastening under vibration.
• Standard external hex drive design - Allows for high-torque application with common tools, improving installation efficiency.
• Full regulatory compliance - Meets REACH and RoHS 3 standards, ensuring safe, environmentally responsible use in global markets.
• Optimized for turnbuckle systems - Specifically engineered to withstand dynamic loads and tension adjustments without loosening.
• Precise dimensional consistency - 1 15/32" width and 35/64" height ensure uniform performance and interchangeability in assemblies.

Professional Applications & Engineering Value

These Grade 2 steel hex nuts with 1"-8 UNC coarse threading deliver critical reliability in high-stress applications like turnbuckle assemblies. The inclusion of both left-hand and right-hand threaded jam nuts addresses common vibration-induced loosening issues by creating opposing forces that lock the fastening system securely. The Class 2B thread fit provides optimal clearance for quick installation while maintaining structural integrity under dynamic loading conditions. Manufactured from carbon steel with a standard hex profile, these nuts withstand corrosion and mechanical stress in construction, rigging, and industrial machinery applications where external hex drive accessibility is essential for maintenance and adjustments.

Specification Summary & Compliance

These 1"-8 UNC hex nuts feature Class 2B thread fit per ASME B1.1 standards, ensuring precise dimensional tolerances for reliable performance. The coarse thread series provides superior resistance to cross-threading and faster assembly. Manufacturing complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, guaranteeing environmental safety and material traceability. Physical dimensions include 1 15/32" width across flats and 35/64" height, maintaining consistency with industrial fastener specifications for turnbuckle applications and general heavy-duty fastening needs.