S-93140A778 10-32 x 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
- Excellent chemical and impact resistance from durable polycarbonate plastic, ensuring long-term reliability in demanding environments.
- Optical clarity for visual inspection with a clear finish, allowing for easy monitoring of the assembly and surrounding components.
- Precise and secure fastening with a 10-32 UNF fine thread and Class 2A fit, providing reliable engagement and vibration resistance.
- Flush mounting for a smooth surface finish thanks to the standard flat head with an 82° countersink angle.
- Broad thermal performance capable of operating in temperatures from -40° to 210° F, suitable for various indoor and outdoor applications.
- Full threading for maximum grip length along the 1/2" length, enhancing holding power in a wide range of material thicknesses.
- Simplified manual installation and removal with a standard slotted drive, compatible with common hand tools.
Professional Applications & Engineering Value
This 10-32 UNF flat head slotted screw is engineered from polycarbonate plastic to solve critical challenges in precision assemblies where metal fasteners are unsuitable. Its clear material and non-conductive properties make it ideal for electrical enclosures, optical devices, and food processing equipment, preventing galvanic corrosion and allowing for visual alignment. The fine thread spacing and Class 2A thread fit ensure a tight, reliable seal in plastic and soft materials, reducing the risk of stripping. With a temperature range of -40° to 210° F, it maintains integrity in environments with thermal cycling, offering a durable, RoHS and REACH compliant solution for sensitive industrial and consumer applications.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications for dimensional consistency. The UNF thread is manufactured to a Class 2A tolerance for precise fit. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances for safe use in various markets.
