S-95841A585 5/16"-18 x 1 1/4" Plastic Hex Head Screws

Key Features & Benefits at a Glance

• Corrosion-resistant PVC construction ensures long-lasting performance in humid or chemical environments without rusting or degradation
• Precision Class 2A thread fit provides consistent, reliable engagement with mating components while maintaining easy assembly
• External hex drive design allows for high-torque installation using standard wrenches for secure fastening in industrial settings
• Coarse UNC threading enables quicker installation and better performance in soft materials or applications requiring frequent disassembly
• RoHS 3 compliance guarantees environmental safety and regulatory acceptance for electronics and sensitive applications
• 140°F temperature rating makes these screws suitable for various industrial environments while maintaining structural integrity
• Partially threaded shank design provides superior clamping force distribution and prevents material damage during tightening

Professional Applications & Engineering Value

These gray PVC hex head screws deliver exceptional value in applications where metal fasteners would corrode or cause galvanic reactions. The 5/16"-18 UNC coarse thread configuration ensures rapid installation in plastic assemblies, electrical enclosures, and chemical processing equipment where corrosion resistance is critical. The external hex drive accommodates high torque applications while the PVC material maintains dimensional stability across varying environmental conditions. These screws solve common industrial challenges including electrical insulation requirements, chemical exposure concerns, and weight reduction needs without compromising fastening reliability in machinery, plumbing systems, and electronic housing applications.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with Class 2A thread fit tolerance ensuring consistent performance across industrial applications. Features UNC coarse threading (5/16"-18) with right-hand direction and partial threading configuration. Fully compliant with RoHS 3 (2015/863/EU) environmental regulations, making these screws suitable for electronics, medical equipment, and other regulated industries. The external hex drive (1/2" width) and standardized thread specifications ensure compatibility with existing industrial fastening systems and tooling.