S-98885A132 1/4"-20 x 2" ASME B18.3, UL 94 V-0 Plastic Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional high-temperature resistance from -50° to 500°F, ensuring reliable performance in extreme thermal environments without degradation.
• High tensile strength of 25,000 psi provides robust clamping force and structural integrity for demanding industrial applications.
• PEEK plastic construction offers excellent chemical resistance, low moisture absorption, and electrical insulation properties.
• Class 2A thread fit with UNC coarse threading ensures easy assembly, secure fastening, and vibration resistance in high-stress conditions.
• Hex socket drive (3/16") allows for high torque application and secure installation in confined spaces.
• UL 94 V-0 flammability rating enhances safety by preventing flame propagation in critical applications.
• Full thread design maximizes engagement length and load distribution across the entire fastener.

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these PEEK plastic socket head cap screws solve critical challenges in applications where metal fasteners fail. The high-temperature PEEK material maintains dimensional stability and mechanical properties from -50° to 500°F, preventing thermal expansion issues common in plastic fasteners. The UNC coarse thread pattern with Class 2A fit provides reliable engagement in plastic components while resisting vibration loosening. These screws are ideal for electrical enclosures, chemical processing equipment, and aerospace components where corrosion resistance, electrical insulation, and thermal stability are paramount. The hex socket drive design enables precise torque control during installation, preventing damage to sensitive materials while ensuring consistent clamping force.

Specification Summary & Compliance

This 1/4"-20 x 2" socket head cap screw features Class 2A thread fit tolerance per UNC standards with coarse thread spacing for optimal performance in plastic applications. Manufactured to ASME B18.3 specifications with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The product meets UL 94 V-0 flammability standards and maintains dimensional accuracy throughout the specified temperature range of -50° to 500°F.