S-93140A773 10-32 x 1/4" 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 clarity and chemical resistance from polycarbonate plastic, ideal for applications requiring visual inspection or exposure to harsh substances.
- Precise Class 2A thread fit ensures smooth installation and reliable, vibration-resistant connections in fine-threaded assemblies.
- Wide operating temperature range from -40° to 210° F for dependable performance in both extreme cold and moderate heat environments.
- Standard 82° countersink angle allows for a flush, secure fit in standard countersunk holes, improving aesthetics and safety.
- Slotted drive design provides simple, tool-compatible installation for straightforward assembly and maintenance.
- Full threading along the 1/4" length offers maximum grip and holding power across the entire engagement area.
- Compliance with major industry and environmental regulations guarantees suitability for regulated industries and global supply chains.
Professional Applications & Engineering Value
This 10-32 UNF flat head screw is engineered to solve critical challenges in precision assemblies where metal fasteners are unsuitable. The polycarbonate plastic construction provides excellent electrical insulation and corrosion resistance, making it perfect for electronic enclosures, medical devices, and optical equipment. Its clear color allows for discreet use in consumer products and visual systems. The UNF fine thread and Class 2A fit deliver superior resistance to loosening under vibration, a common failure point in machinery and instrumentation. The flat head with an 82° countersink ensures a smooth, flush finish, eliminating snagging hazards and maintaining aerodynamic or aesthetic surfaces in applications from aerospace prototypes to food processing machinery.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications for dimensional consistency and performance. The UNF 10-32 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 and suitable for use in environmentally conscious and regulated industries worldwide.
