S-99091A144 6-32 x 1/4" Plastic Hex Head Screws
Plastic Hex 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
- Superior corrosion resistance with black nylon plastic construction, eliminating rust and chemical degradation in harsh environments
- Excellent electrical insulation properties for safe use in electrical assemblies and sensitive electronic applications
- Reliable fastening performance with UNC coarse threading and Class 2A fit ensuring smooth installation and secure hold
- Wide temperature tolerance from -40° to 185°F maintains integrity in both freezing and elevated temperature conditions
- Full thread design maximizes grip strength and load distribution across the entire fastener length
- External hex drive compatibility allows for standard tooling and straightforward installation with common wrenches
- Environmental compliance with RoHS 3 standards for safe, sustainable use in regulated industries
Professional Applications & Engineering Value
These 6-32 nylon hex head screws deliver critical advantages in applications where metal fasteners fail. The black nylon plastic construction provides inherent corrosion resistance, making them ideal for chemical processing, marine, and outdoor equipment where moisture and corrosive agents are present. Their non-conductive properties prevent electrical shorts, perfect for electrical enclosures, control panels, and consumer electronics. The UNC coarse thread design with Class 2A fit ensures quick assembly and vibration resistance in automated production lines, while the fully threaded body offers consistent clamping force across plastic, composite, and sheet metal substrates. These screws solve common issues of galvanic corrosion, weight reduction, and insulation requirements without sacrificing mechanical performance.
Specification Summary & Compliance
This fastener features precise 6-32 UNC coarse threading with Class 2A thread fit for consistent engagement and dimensional accuracy. The 1/4" length and 1/4" head width with external hex drive conform to standard industrial specifications. Manufacturing complies with RoHS 3 (2015/863/EU) regulations, ensuring restriction of hazardous substances for environmental safety in global markets.
