S-98694A160 1 1/4"-7 Square Nuts
Square Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh industrial environments
- Exceptional load-bearing capacity from Grade 5 strength rating, ensuring reliable performance in heavy-duty applications
- Quick installation and removal with external square drive design, reducing assembly time and labor costs
- Secure thread engagement through Class 2B thread fit, minimizing vibration-induced loosening in machinery
- Enhanced grip in softer materials with coarse UNC threading, preventing stripping in wood and composite substrates
- Environmental compliance assurance meeting RoHS 3 and REACH standards, suitable for regulated industries
- Standardized inch dimensions ensuring compatibility with existing UNC threaded components and tools
Professional Applications & Engineering Value
This Grade 5 square nut delivers critical engineering solutions where vibration resistance and structural integrity are paramount. The zinc-plated steel construction provides essential corrosion protection for outdoor equipment, agricultural machinery, and construction applications exposed to weather elements. The 1 1/4"-7 UNC coarse thread configuration ensures rapid assembly while maintaining holding power in structural steel connections, conveyor systems, and heavy equipment frames. The external square drive design allows for high-torque installation with standard wrenching tools, preventing rounding during maintenance operations. These industrial fasteners address common failure points in high-stress environments through their combination of material strength, protective plating, and precision Class 2B thread fit.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2B thread fit tolerance for consistent performance. Thread specifications conform to UNC (Unified Coarse Thread) standards with 1 1/4"-7 coarse threading. Complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Mechanical properties meet Grade 5 strength classification requirements for reliable performance in demanding applications.
