S-93995A360 1/4"-20 Thumb Nuts
Thumb Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Finish & Compliance Parameters
Geometric Parameters
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Key Features & Benefits at a Glance
- Easy hand-tightening operation thanks to the knurled round head design for superior grip without tools
- Excellent corrosion resistance and electrical insulation properties from durable nylon plastic construction
- Reliable thread engagement with Class 2B UNC coarse threads ensuring smooth assembly and vibration resistance
- Wide temperature tolerance maintaining performance in environments up to 200°F (93°C)
- Quick installation and removal through fully threaded right-hand design for rapid maintenance cycles
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe industrial use
- Optimized dimensional stability with precise 1/2" collar diameter and 1/4" collar height for consistent fit
Professional Applications & Engineering Value
This nylon thumb nut solves critical challenges in electrical enclosures, machinery guards, and frequent-access panels where tool-free operation and corrosion resistance are paramount. The black nylon material provides inherent dielectric properties while the knurled round head delivers positive grip even with gloved hands. Engineers specify these Class 2B UNC threaded components for applications requiring repeated assembly and disassembly, as the coarse thread pitch prevents cross-threading and enables rapid servicing. The 200°F temperature rating ensures reliability in industrial environments where metal fasteners would corrode or conduct electricity.
Specification Summary & Compliance
Manufactured to standard thumb nut profile with precise dimensions: 3/4" head diameter, 1/2" collar diameter, and 1/4" collar height. Thread specifications include 1/4"-20 UNC coarse thread with Class 2B fit for consistent engagement. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability. Right-hand threaded configuration with full threading for maximum engagement depth across applications.