S-93575A029 1/4"-20 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
- Superior corrosion resistance with 316 stainless steel construction for extended service life in harsh environments
- Quick manual installation and adjustment through standard wing profile design requiring no tools
- Reliable thread engagement with Class 2B thread fit ensuring consistent performance in assembly applications
- Optimized for industrial use featuring right-hand UNC coarse threads for rapid installation and vibration resistance
- Enhanced grip and torque application with generous 1 1/8" width providing superior hand-tightening control
- Environmental compliance assurance meeting RoHS 3 and REACH standards for global manufacturing requirements
- Dimensional precision with 31/64" base diameter maintaining proper seating and load distribution
Professional Applications & Engineering Value
This 316 stainless steel thumb nut delivers exceptional value in applications where corrosion resistance and manual accessibility are critical. The UNC coarse thread configuration enables rapid installation and removal in maintenance-heavy environments, while the Class 2B thread fit provides reliable engagement without binding. The standard wing nut profile offers substantial surface area for secure hand-tightening, making it ideal for equipment panels, access covers, and temporary fixtures in marine, chemical processing, and food industry applications. The combination of right-hand threading and corrosion-resistant properties ensures long-term reliability in environments exposed to moisture, chemicals, and frequent adjustments.
Specification Summary & Compliance
This thumb nut features 1/4"-20 UNC coarse threads with Class 2B thread fit per inch system standards, ensuring dimensional accuracy and proper mating with corresponding fasteners. The manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial components. Critical dimensions include 31/64" base diameter and 1 1/8" width for consistent performance across applications.
