S-91970A720 1/2"-13 x 2" Plastic Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to durable nylon construction, ideal for harsh environments
• Excellent electrical insulation properties for enhanced safety in electrical assemblies
• Wide temperature tolerance from -40°F to 185°F for reliable performance in varying conditions
• Easy installation and removal with external hex drive and 3/4" head width for standard tools
• Secure fastening with Class 2A thread fit ensuring consistent engagement and vibration resistance
• Lightweight yet strong nylon material reduces overall weight without compromising holding power
• RoHS 3 compliance meets environmental regulations for safe, sustainable use

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this 1/2"-13 UNC black nylon hex head screw provides a non-conductive, corrosion-resistant fastening solution that outperforms metal alternatives in electrical enclosures, marine equipment, and chemical processing units. The coarse thread design and partial threading enable quick assembly and reduced risk of cross-threading, while the external hex drive allows for high torque application with common tools. Its ability to maintain integrity across a broad temperature range from -40°F to 185°F makes it suitable for outdoor and thermally variable applications, ensuring long-term reliability without galvanic corrosion concerns.

Specification Summary & Compliance

This screw features a 1/2"-13 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy, a 2" length with partial threading, and a 3/4" hex head width. It is manufactured from nylon plastic and complies with RoHS 3 (2015/863/EU) regulations, ensuring adherence to environmental and safety standards for industrial components.