#4-40 x 1" Machine Screw, Slotted Drive, Pan Head, Coarse, Full Thread, Steel, Zinc CR+3 Finish

# Fasteners ## Overview The MROSupply Fasteners #4-40 x 1" Machine Screw is a high-quality fastening solution designed for a variety of applications in the maintenance, repair, and operations (MRO) sector. Crafted from durable steel and featuring a corrosion-resistant zinc CR+3 finish, this slotted drive pan head screw ensures reliable performance and longevity. With full thread and coarse pitch, it is engineered to provide a secure hold, making it suitable for both light and heavy-duty applications. ## Key Features • **Size & Thread:** #4-40 diameter with a length of 1 inch, featuring a coarse full thread design for improved grip and stability. • **Material:** Constructed from premium steel for strength and durability in demanding environments. • **Finish:** Coated with a zinc CR+3 finish, offering excellent corrosion resistance to enhance longevity. • **Head Type:** Pan head design allows for a larger bearing surface, providing better load distribution and reducing the risk of stripping. • **Drive Type:** Slotted drive for compatibility with common tools, ensuring ease of installation and removal. ## Applications • Ideal for use in a variety of MRO applications, including machinery assembly, structural repairs, and general fastening needs. • Compatible with various materials and surfaces, making it a versatile choice for both industrial and commercial settings. • Suited for environments that require resistance to rust and corrosion, enhancing the lifespan of the fastening solution. ## Benefits • **Enhanced Durability:** The steel construction combined with a corrosion-resistant finish ensures a long service life, reducing the need for frequent replacements. • **Secure Fastening:** The coarse thread design provides superior grip, preventing loosening over time and ensuring safety and reliability in applications. • **Easy Installation:** The slotted drive allows for straightforward installation with standard tools, minimizing downtime during projects. --- *Product information compiled with AI assistance for reference purposes.*