S-92929A130 4-40 x 5/16" ASME B18.6.3 Plastic Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Excellent corrosion resistance due to nylon plastic construction, ideal for harsh environments without rust concerns
• Secure fastening in temperature-sensitive applications with reliable performance from -40°F to 185°F
• Effortless installation and removal with standard slotted drive design for simple tool compatibility
• Consistent thread engagement ensured by Class 2A thread fit and fully threaded shank
• Flush surface finish achieved with 82° countersink angle and flat head profile
• Regulatory compliance peace of mind with RoHS 3 and ASME B18.6.3 specifications met
• Broad compatibility using 4-40 UNC coarse threads in inch system for versatile industrial use

Professional Applications & Engineering Value

These nylon plastic flat head screws provide exceptional value in electrical enclosures, automotive components, and consumer electronics where electrical insulation and lightweight properties are critical. The fully threaded 4-40 UNC coarse thread design ensures maximum holding power in plastic assemblies, while the temperature resistance from -40°F to 185°F makes them suitable for both indoor and outdoor applications. The 82° countersink angle allows for flush mounting in panels and fixtures, preventing snagging and maintaining aesthetic appeal. As non-conductive fasteners, they eliminate galvanic corrosion risks when mating with dissimilar metals, extending product lifespan in demanding industrial environments.

Specification Summary & Compliance

This flat head slotted screw features precise Class 2A thread fit according to UNC standards with 5/16" length in inch system measurements. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance reliability. The product is RoHS 3 (2015/863/EU) compliant, ensuring environmental safety and regulatory adherence for global industrial applications.