S-92771A545 1/2"-13 Thumb Nuts
Thumb Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
Geometric Parameters
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Key Features & Benefits at a Glance
- Tool-free installation and adjustment with wing-style head design for rapid manual tightening in tight spaces
- Superior corrosion resistance from high-quality brass construction, ideal for humid or chemical environments
- Secure thread engagement with Class 2B fit UNC coarse threads preventing loosening under vibration
- Enhanced grip and torque application from generous 2" width providing superior handling leverage
- Reliable performance in regulated industries through full compliance with RoHS 3 and REACH standards
- Optimized for high-strength applications with robust 1" height and 29/32" base diameter for load distribution
- Quick identification and compatibility with standard 1/2"-13 right-hand threading for simplified inventory management
Professional Applications & Engineering Value
This heavy-duty brass thumb nut solves critical challenges in maintenance-heavy environments where frequent adjustments are necessary. The wing-style head design eliminates tool dependency while the UNC coarse threading with Class 2B fit ensures rapid installation without cross-threading risks. Brass construction provides inherent corrosion resistance against moisture, chemicals, and atmospheric exposure, significantly extending service life in industrial equipment, marine hardware, and electrical enclosures. The substantial 2" width offers exceptional torque capability for secure fastening in high-vibration applications, while maintaining RoHS and REACH compliance for use in regulated industries including automotive, aerospace, and electronic assemblies.
Specification Summary & Compliance
Manufactured to precise UNC 1/2"-13 coarse thread specifications with Class 2B thread fit ensuring consistent engagement and interchangeability. Features standard right-hand threading with 29/32" base diameter and overall dimensions of 2" width × 1" height. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, containing no restricted substances above threshold limits. Suitable for use across industrial applications requiring reliable, corrosion-resistant fastening solutions.
