S-92088A154 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
- Enhanced grip and slip resistance with knurled head texture for reliable hand-tightening without tools
- Superior corrosion resistance from Black Oxide 18-8 Stainless Steel, ideal for harsh industrial environments
- Quick and secure fastening with fully threaded UNC coarse (1/4"-20) pattern and Class 2B thread fit
- Ergonomic round head design with 1" diameter and standard profile for comfortable manual operation
- Durable construction ensures long service life under repeated assembly and disassembly cycles
- Compliance with global safety standards including REACH and RoHS 3 for safe industrial use
- Versatile right-hand threading compatible with standard UNC components for broad application
Professional Applications & Engineering Value
This thumb nut is engineered to address common challenges in maintenance, prototyping, and equipment assembly where tool-free adjustments are critical. The Black Oxide 18-8 Stainless Steel construction provides excellent resistance to rust and oxidation, making it suitable for outdoor, marine, or chemical-exposed settings. The knurled round head offers a firm grip even with oily hands, reducing installation time and improving operator safety. With its fully threaded UNC coarse thread, it ensures rapid engagement and reliable clamping force on shafts, panels, or fixtures. Ideal for use in machinery guards, electrical enclosures, and adjustable components, this nut delivers consistent performance where frequent access or manual tuning is required.
Specification Summary & Compliance
This thumb nut features a 1/4"-20 UNC coarse thread with Class 2B thread fit for standard tolerance and smooth assembly. Key dimensions include a 1/2" collar diameter, 1/2" height, and 1" head diameter. It complies with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) directives, ensuring adherence to environmental and health safety regulations. Manufactured to meet industrial standards for right-hand threaded components, it guarantees compatibility and reliability in professional applications.
