S-93140A364 2-56 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
- High-visibility transparent design allows for easy inspection and alignment during assembly processes
- Excellent chemical and corrosion resistance ensures long-term reliability in demanding environments
- Wide temperature tolerance from -40° to 210°F maintains structural integrity across various operating conditions
- Precision Class 2A thread fit provides consistent engagement and reduces cross-threading risks
- Standard 82° countersink angle enables flush mounting for clean, professional finishes
- Fully threaded design maximizes grip length and load distribution capabilities
- Compliance with ASME B18.6.3 guarantees dimensional accuracy and interchangeability
Professional Applications & Engineering Value
These clear polycarbonate flat head screws solve critical challenges in electrical enclosures, optical devices, and laboratory equipment where non-conductivity and chemical resistance are paramount. The 2-56 UNC coarse thread spacing ensures rapid installation while maintaining secure fastening in plastic assemblies. Their transparent appearance provides aesthetic advantages in consumer products and visibility for quality control. The fully threaded right-hand design with standard slotted drive offers compatibility with existing tooling while the temperature-resistant polycarbonate material prevents degradation in thermal cycling applications, making them ideal for automotive, medical, and electronics industries requiring reliable plastic fasteners.
Specification Summary & Compliance
Manufactured to inch system dimensions with Class 2A thread fit per UNC standards, ensuring precise thread diameter of 0.086" and coarse thread spacing for optimal performance. These flat head screws feature standard 82° countersink angle and comply with ASME B18.6.3 mechanical specifications. The product meets RoHS 3 (2015/863/EU) environmental compliance requirements, containing no restricted hazardous substances for safe use across global markets.
