#4-40 X 5/16" Socket Cap Screws | Button Head Hex Socket Drive | Alloy Steel (100 / Pkg.)
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Product details
| Management number | 242040577 | Release Date | 2026/07/19 | List Price | US$4.95 | Model Number | 242040577 | ||
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Discover the Cap Screws Button Socket Alloy Steel 4/40 x 5/16  a compact, high-strength fastener engineered for precise assemblies. This button-head socket cap screw delivers a clean profile and reliable performance for electronics enclosures, machinery, and automotive applications.
Key Features
- Material: Alloy steel for enhanced strength and durability.
- Head Style: Button head (socket cap) for a sleek, low-profile finish.
- Drive Type: Internal hex (Allen) drive for secure seating and easy installation.
- Thread Size: 4-40 thread, a common fine-thread for small fastenings.
- Length: 5/16 inch.
- Recommended Uses: Electronics enclosures, precision machinery, and other assemblies where a neat, flush appearance matters.
Why Choose Alloy Steel Cap Screws
Alloy steel cap screws provide superior tensile strength, rugged performance, and long-lasting reliability in demanding environments. The button socket design minimizes protrusion while maintaining robust clamping force.
Specifications
- Type: Cap screw, button socket head
- Material: Alloy steel
- Thread: 4-40
- Length: 5/16 in
- Drive: Internal hex (Allen)
Upgrade your fastener collection with these precision-capable, alloy steel cap screws. Order now to ensure a secure fit and dependable performance in your next project.
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