S-95868A255 4-40 x 3/16" Plastic Socket Head Screws

Key Features & Benefits at a Glance

• Corrosion and chemical resistance from durable Nylon Plastic construction, eliminating rust and degradation in harsh environments.
• Excellent electrical insulation properties for safe use in electrical assemblies and sensitive electronic applications.
• Reliable fastening in a wide temperature range from -40°F to 140°F, ensuring performance stability.
• Secure, tamper-resistant drive with a standard socket head and 3/32" hex drive for precise installation and high torque application.
• Maximum holding power and uniform load distribution due to the fully threaded rod and coarse 4-40 UNC thread design.
• Consistent and precise fit with Class 2A thread tolerance, facilitating easy assembly and interchangeability.
• Environmental and regulatory compliance with RoHS 3 standards, making it suitable for regulated industrial sectors.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this Nylon Plastic Socket Head Cap Screw provides a robust, non-conductive, and corrosion-resistant fastening solution. Its 4-40 UNC coarse thread and fully threaded design ensure strong engagement and vibration resistance in assemblies exposed to chemicals, moisture, or electrical currents. The standard socket head with a 3/32" hex drive allows for high torque application in confined spaces, making it ideal for machinery, electronics enclosures, and outdoor equipment where metal fasteners would fail due to galvanic corrosion or electrical shorting risks. This fastener effectively replaces metallic options in electrical insulation and corrosive environment applications, reducing maintenance and enhancing operational safety.

Specification Summary & Compliance

This screw adheres to UNC coarse thread standards with a Class 2A thread fit for consistent dimensional accuracy and ease of assembly. Manufactured in the inch system, it meets specified dimensions for head diameter, length, and drive size. The product is RoHS 3 (2015/863/EU) Compliant, ensuring it is free from hazardous substances and suitable for various industrial and electronic applications requiring regulatory adherence.