S-3000T758 7/8"-9 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with galvanized steel construction, ideal for outdoor and harsh industrial environments.
• Secure and reliable fastening achieved through Class 2B thread fit, ensuring consistent engagement and reduced risk of loosening under vibration.
• Versatile dual-thread design includes both left-hand and right-hand 7/8"-9 UNC coarse threads, perfect for turnbuckles and specialized tensioning applications.
• Durable Grade 2 strength provides dependable performance for general industrial and construction uses without unnecessary over-engineering.
• Easy installation and removal with a standard external hex profile (1 19/64" width) compatible with common wrenches.
• Compliance with global safety standards including REACH and RoHS 3, ensuring safe use in regulated markets.
• Optimized for heavy-duty applications with coarse threading that resists cross-threading and allows for quicker assembly.

Professional Applications & Engineering Value

This galvanized steel hex nut pair is engineered to address critical challenges in industrial assembly and maintenance. The inclusion of both left-hand and right-hand 7/8"-9 UNC coarse threads makes it indispensable for turnbuckle systems, where opposing threads are required for precise tension adjustment and load stabilization. The galvanized coating provides a robust barrier against rust and corrosion, extending service life in exposed conditions such as construction, marine, and agricultural equipment. With a Grade 2 strength rating and Class 2B thread fit, these nuts deliver reliable clamping force and vibration resistance, reducing maintenance frequency and downtime in demanding applications like structural framing and machinery assembly.

Specification Summary & Compliance

This product features a 7/8"-9 UNC coarse thread with Class 2B thread fit for consistent dimensional accuracy. It complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, ensuring adherence to environmental and safety standards. Dimensions include a width of 1 19/64" and height of 31/64". The nuts are manufactured to meet general industrial Grade 2 strength requirements and are supplied as a pair—one left-hand and one right-hand threaded jam nut.