S-94320A397 8-32 x 3/4" Thumb Screws
Thumb 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
- Easy manual operation with a knurled round head design for superior grip without tools
- Corrosion-resistant nylon plastic construction ensures reliable performance in humid or chemical environments
- Wide temperature tolerance from -40° to 185°F for stable use in varying industrial conditions
- High tensile strength of 11,000 psi provides secure fastening for light to medium-duty applications
- 8-32 UNC coarse threading with Class 2A fit enables quick assembly and disassembly with reduced cross-threading risk
- Fully threaded 3/4" length offers consistent holding power along the entire fastener
- RoHS 3 compliance meets environmental standards for safe use in regulated industries
Professional Applications & Engineering Value
This nylon plastic thumb screw is engineered to address common assembly challenges where frequent adjustments or quick access is required. The high-profile round head with knurled texture delivers exceptional manual grip, eliminating the need for tools in electronics, machinery panels, or prototyping setups. Its 8-32 UNC coarse thread and Class 2A thread fit ensure smooth engagement and resistance to vibration loosening in applications like access covers, clamps, and adjustable fixtures. Made from durable nylon, it provides electrical insulation and resists corrosion, making it ideal for industrial environments where metal fasteners could cause galvanic reactions or contamination. The fully threaded design and right-hand threading offer consistent clamping force, supporting efficient maintenance cycles and reducing downtime in production lines.
Specification Summary & Compliance
This thumb screw features a 3/4" length with 8-32 UNC coarse threads and a Class 2A thread fit per standard inch-system tolerances for reliable engagement. It is manufactured from nylon plastic with a knurled round head (25/64" diameter, 9/32" height) and complies with RoHS 3 (2015/863/EU) regulations, ensuring it is free from hazardous substances for use in electronics, automotive, and consumer goods sectors.
