S-94613A106 4-40 x 1/4" Plastic Hex Head Screws
Plastic Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Excellent corrosion resistance due to nylon plastic construction, eliminating rust and galvanic compatibility issues in harsh or electrical environments.
- Superior electrical insulation properties for safe use in electrical assemblies, preventing short circuits.
- Wide operating temperature range from -40° to 185° F, ensuring reliable performance in varied thermal conditions.
- Secure and efficient installation with an external hex drive and hex head design, providing positive tool engagement and high torque application.
- Consistent and reliable thread engagement with a Class 2A thread fit and coarse UNC thread, facilitating quick assembly and reducing cross-threading risks.
- Lightweight and durable nylon material reduces overall assembly weight while maintaining strength for numerous non-structural applications.
- Environmentally responsible manufacturing, fully compliant with RoHS 3 (2015/863/EU) regulations, ensuring safety and sustainability.
Professional Applications & Engineering Value
These 4-40 UNC Nylon Hex Head Screws are engineered to solve critical challenges in electrical enclosures, consumer electronics, and light-duty assemblies. The off-white nylon plastic construction provides inherent corrosion resistance and acts as an effective electrical insulator, eliminating the need for additional isolators and protecting sensitive components. The coarse UNC thread and Class 2A thread fit ensure rapid, secure fastening with a lower risk of stripping in plastic or soft metal substrates. With a fully threaded design and a temperature range of -40° to 185° F, these screws deliver long-term reliability and vibration resistance in demanding environments, making them a versatile and cost-effective fastener solution.
Specification Summary & Compliance
This product adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy and interchangeability. Key specifications include a #4-40 thread size, 1/4" length, and a coarse thread spacing. Manufacturing and material compliance is confirmed with RoHS 3 (2015/863/EU), ensuring the product is free from hazardous substances.
