#4-40 x 2 1/4" Socket Head Cap Screw, Coarse, Partial Thread, Alloy Steel, Black Oxide Finish

Fasteners - Socket Head Cap Screws The MROSupply Fasteners #4-40 x 2 1/4" Socket Head Cap Screw is designed for high-performance fastening applications. Crafted from durable alloy steel and featuring a black oxide finish, this fastener ensures enhanced corrosion resistance and longevity, making it suitable for a diverse range of industrial and mechanical applications. ## Key Features • **Size and Specification**: #4-40 x 2 1/4" dimensions with a coarse thread, providing a secure fit in various materials. • **Material**: Manufactured from high-quality alloy steel, known for its strength and durability. • **Finish**: Black oxide finish enhances corrosion resistance, providing an additional layer of protection against environmental factors. • **Design**: Partial thread design allows for versatility in fastening applications, accommodating different material thicknesses. • **Socket Head**: Hexagonal socket drive enables easy installation and removal with minimal tool slippage. ## Applications • **Industrial Manufacturing**: Ideal for use in machinery assembly, automotive applications, and equipment maintenance. • **Mechanical Engineering**: Suitable for securing components in robotics, fixtures, and assemblies requiring strong, reliable fasteners. • **General Repairs**: Versatile enough for various repair tasks across different sectors, from construction to automotive. ## Benefits • **Enhanced Durability**: The alloy steel construction ensures long-term performance and resilience under stress. • **Corrosion Resistance**: The black oxide finish safeguards against rust and wear, extending the lifespan of the fastener. • **Ease of Use**: The socket head design allows for easy access in tight spaces, reducing installation time and effort. --- *Product information compiled with AI assistance for reference purposes.*