#4-40 x 1 3/8" Machine Screw, Phillips Drive, Fillister Head, Coarse, Full Thread, Stainless A2 (304 18-8)

Fasteners ## Overview The MROSupply Fasteners #4-40 x 1 3/8" Machine Screw is engineered for reliability and performance in a variety of applications. This high-quality screw features a Phillips drive and a fillister head, designed to provide a secure fastening solution for both industrial and DIY projects. Crafted from stainless steel A2 (304 18-8), this fastener is resistant to corrosion and suitable for environments where durability is essential. ## Key Features • **Size and Threading**: Dimensions of #4-40 x 1 3/8" with a full coarse thread, ensuring a strong grip in various materials. • **Head Design**: Features a fillister head that allows for a greater surface area and improved torque application, enhancing the screw's holding power. • **Drive Type**: Phillips drive provides a secure grip for easier installation and reduces the chance of slipping during use. • **Material Composition**: Constructed from stainless steel A2 (304 18-8) for excellent resistance to oxidation and rust, making it ideal for outdoor and marine applications. • **Durability**: Designed to withstand harsh environments without compromising strength or performance. ## Applications • **General Construction**: Perfect for fastening components in various construction projects, including wooden and metal structures. • **Automotive**: Suitable for use in automotive assemblies where corrosion resistance is critical. • **Electronics**: Ideal for securing components in electronic devices, ensuring reliability and longevity. • **Marine**: Excellent choice for marine applications due to its resistance to saltwater corrosion. ## Benefits • **Enhanced Reliability**: The robust design and high-quality materials ensure that these screws maintain their integrity under stress, minimizing the risk of failure. • **Ease of Use**: The Phillips drive allows for easy installation with standard tools, saving time and effort during assembly. • **Versatile Applications**: Suitable for a wide range of industries and projects, offering flexibility for both professionals and hobbyists. • **Corrosion Resistance**: Stainless steel construction provides peace of mind in environments prone to moisture, extending the lifespan of your projects. --- *Product information compiled with AI assistance for reference purposes.*