#4-40, 5/16" Length Under Head, Pan Head, #1 Phillips Self Sealing Machine Screw MPN:R4-40X5/16

The self sealing machine screw is designed with a number 4-40 thread and 5/16 length underhead that allows for secure installation in a variety of materials, making it suitable for applications such as electronics, automotive, or hardware assembly. Its pan head ensures compatibility with a range of screwdrivers while the #1 Phillips recess offers the convenience of multiple drives. Additionally, its self-sealing feature provides enhanced performance in preventing leakage during use. These attributes make this machine screw a popular choice across various industries that require secure and durable fastening solutions.