Free Returns 4-40 X 5/16″ Machine Screws Pan Head Phillips Drive Steel Black Zinc (10000/Pkg.)
Original price was: $252.30.$105.97Current price is: $105.97.
Machine Screws Phil Pan Steel Black Zinc 4-40 X 5/16 — Phillips pan head machine screws engineered for reliable fastening in metal assemblies, electronics enclosures, and precision equipment.
Fabricated from sturdy steel with a black zinc finish, these screws combine durability with a low-visibility, corrosion-resistant coating that withstands everyday use. The 4-40 thread size (UNC) and 5/16 inch length make them suitable for a variety of chassis, panels, and components where a compact, secure fastener is required.
Specifications
Material: Steel
Head style: Phillips pan head
Finish: Black zinc
Thread size: 4-40 UNC
Length: 5/16 in
Benefits: easy drive with a Phillips screwdriver, flush seating, and strong holding power in thin metal. Ideal for electronics, appliances, and small machinery where tidy, reliable fasteners are essential.





