Final Sale 4-40 X 9/16″ Machine Screws Flat Head Phillips Drive 18/8 Stainless Steel Black Oxide (6000/Pkg.)

Machine Screws Philips Flat Head made from 18/8 stainless steel with a black oxide finish deliver reliable strength and a low-profile look for precision assemblies. These 4-40 x 9/16 inch screws are designed for accuracy and secure fastening in a variety of applications.

Made from 18/8 stainless steel, these screws offer notable corrosion resistance and durable performance in both indoor and mildly harsh environments. The black oxide coating provides a sleek, matte appearance and can reduce glare during installation.

Specifications

Drive: Phillips

Head style: Flat head (countersunk)

Material: 18/8 Stainless Steel

Finish: Black oxide

Thread pitch: 4-40

Length: 9/16 inch

Applications

These screws are ideal for electronics enclosures, appliance assemblies, machinery, and other precision projects where a flush fit and dependable hold are required. Use with corresponding 4-40 threaded components and compatible drivers for quick, secure installation.

Why choose these screws? They combine corrosion resistance, a Phillips drive for easy tooling, a flat head for a clean finish, and a compact 4-40 size perfect for small assemblies. Add them to your hardware kit for reliable, repeatable results.