S-92929A208 5/16"-18 x 1 1/2" ASME B18.6.3 Plastic Slotted Flat Head Screws
Plastic Slotted Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance from nylon plastic material, ideal for harsh environments without risk of rust or chemical degradation
- Complete electrical insulation properties ensure safe operation in electrical assemblies and prevent short circuits
- Wide temperature tolerance from -40°F to 185°F maintains structural integrity across diverse industrial conditions
- Reliable thread engagement with UNC coarse threading and Class 2A fit for quick installation and vibration resistance
- Flush mounting capability with standard 82° countersink angle for seamless surface finishes in assembled products
- Full-length threading provides consistent holding power along the entire 1-1/2" shaft length
- Compliance with major industry standards including ASME B18.6.3, RoHS 3, and REACH for global regulatory acceptance
Professional Applications & Engineering Value
These nylon plastic flat head screws deliver critical engineering advantages in demanding applications where metal fasteners fail. The non-conductive properties make them ideal for electrical enclosures, control panels, and electronic assemblies, eliminating galvanic corrosion risks while providing secure fastening. The fully threaded UNC coarse thread design ensures rapid installation in plastic and soft material assemblies, reducing assembly time while maintaining Class 2A thread fit precision. With exceptional chemical resistance and a temperature range of -40°F to 185°F, these screws perform reliably in outdoor equipment, marine environments, and temperature-cycling applications where corrosion protection and dimensional stability are paramount.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with precise Class 2A thread fit tolerance for consistent performance. Features 5/16"-18 UNC coarse threads with standard 82° countersink angle and slotted drive design. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. All dimensions conform to inch system measurement standards with 1-1/2" length and fully threaded construction.
