S-98885A127 1/4"-20 x 7/8" ASME B18.3, UL 94 V-0 Plastic Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional thermal stability with a wide operating range from -50° to 500° F, ideal for environments with extreme temperature fluctuations
• High tensile strength of 25,000 psi ensures reliable performance under mechanical stress in demanding industrial assemblies
• UL 94 V-0 flammability rating provides enhanced fire safety, reducing risks in electrical and high-heat applications
• Corrosion and chemical resistance from PEEK plastic material, eliminating rust and extending service life in harsh conditions
• Electrical insulation properties prevent current leakage, making these screws safe for electronic and electrical enclosures
• Precise Class 2A thread fit with UNC coarse threading for easy installation and secure fastening in various materials
• Hex socket drive design allows for high torque application and streamlined assembly with standard tools

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these PEEK plastic socket head cap screws address critical challenges in sectors like aerospace, automotive, and electronics. The beige PEEK material offers excellent corrosion resistance, eliminating the need for protective coatings and reducing maintenance costs. With a temperature range of -50° to 500° F and UL 94 V-0 rating, they perform reliably in high-heat and flame-retardant scenarios, while the electrical insulation prevents short circuits in sensitive equipment. The 1/4"-20 UNC thread and Class 2A fit ensure consistent engagement and vibration resistance, streamlining assembly processes and enhancing overall system durability in industrial plastic fastener setups.

Specification Summary & Compliance

This socket head cap screw features precise Class 2A thread fit with UNC coarse threading for reliable fastening. It complies with ASME B18.3 specifications, ensuring dimensional accuracy and interoperability. Additionally, the product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental compliance for global industrial use.