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

# Fasteners The #4-40 x 3/8" Machine Screw from MROSupply Fasteners is an essential component for various fastening applications in the MRO sector. Designed with a star drive and truss head, this screw provides superior grip and security, making it ideal for use in environments requiring reliable performance. Crafted from high-quality stainless steel A2 (304 18-8), it is engineered to resist corrosion and wear, ensuring longevity and durability in diverse applications. ## Key Features • **Dimensions**: #4-40 thread size with a length of 3/8", offering compatibility with a wide range of applications. • **Drive Type**: Star drive design enhances torque transmission and reduces cam-out, facilitating easier installation. • **Head Style**: Truss head profile provides a lower height and a larger bearing surface, distributing load effectively and preventing pull-through. • **Material**: Made from stainless steel A2 (304 18-8), ensuring excellent resistance to corrosion and high strength, ideal for outdoor and harsh environments. • **Full Thread**: Fully threaded shaft allows for maximum engagement in various materials, ensuring secure fastening. ## Applications • **Industrial Use**: Perfect for assembly and repair in machinery, appliances, and electronic devices. • **Construction**: Suitable for fastening components in construction projects where corrosion resistance is critical. • **Automotive**: Commonly used in automotive applications for securing parts in vehicles. • **Electronics**: Ideal for securing housing and components in electronic devices, providing reliable performance. ## Benefits • **Enhanced Durability**: The stainless steel construction ensures resistance to rust and degradation, extending the lifespan of the fastener. • **Improved Load Distribution**: The truss head design minimizes the risk of damage to the material being fastened, promoting structural integrity. • **Ease of Use**: Star drive enables quick and efficient installation, reducing labor time and effort in assembly tasks. --- *Product information compiled with AI assistance for reference purposes.*