S-91970A710 1/2"-13 x 3/4" Plastic Hex Head Screws

Key Features & Benefits at a Glance

• Corrosion-Free Performance: Made from durable Nylon plastic, these screws resist rust and chemical degradation, ideal for humid or corrosive environments.
• Secure & Reliable Fastening: UNC coarse threading and Class 2A thread fit ensure easy, quick installation and a strong, vibration-resistant hold.
• High-Torque Installation Capability: The external hex head design allows for high torque application with standard tools, preventing stripping and ensuring a tight fit.
• Wide Temperature Resilience: Operates reliably in temperatures from -40°F to 185°F, maintaining integrity in varied industrial conditions.
• Full Thread Engagement for Maximum Strength: Fully threaded design provides consistent grip along the entire 3/4" length, distributing load evenly.
• Environmental & Regulatory Compliance: RoHS 3 (2015/863/EU) compliant, ensuring they are free from hazardous substances for safe use in regulated industries.
• Lightweight & Electrically Insulating: Nylon construction reduces overall weight and provides excellent electrical insulation, perfect for electronic assemblies.

Professional Applications & Engineering Value

This heavy-duty nylon hex head screw is engineered to solve common industrial challenges where metal fasteners fail. Its black nylon plastic material eliminates galvanic corrosion when used with dissimilar metals, making it ideal for electrical enclosures, marine hardware, and food processing equipment. The UNC coarse thread and Class 2A fit provide rapid assembly and reliable performance in high-vibration environments, reducing maintenance needs. With a temperature range of -40°F to 185°F, it ensures stability in both freezing and moderately heated settings. The external hex drive allows for secure tightening without slippage, enhancing workplace efficiency. These features make it a superior choice for industrial and commercial applications requiring durable, non-conductive, and compliant fastening solutions.

Specification Summary & Compliance

This screw adheres to UNC coarse thread standards with a 1/2"-13 thread size and Class 2A thread fit for precise dimensional accuracy. It is fully threaded with a right-hand thread direction and manufactured from Nylon plastic. Compliance includes RoHS 3 (2015/863/EU), ensuring it meets environmental regulations for hazardous substance restrictions.