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Standard #4-40 machine screw grade and dimensions for light-duty assemblies
25 mm thread pitch and a 30 mm length
8-32 UNC thread standard suitable for light to medium-duty fastening in metal sheets and frames
and metal assemblies where compact
Use these screws for electronics
#4-40 X 1/2" Machine Screws | Pan Head | Phillips Drive | Steel Black Oxide (10000/Pkg.) Fine Thread Standard #4-40 machine screw gradeDesigned for precision and reliability, the Machine Screws Phil Pan Steel Black Oxide 4 40 x 1 2 deliver a robust fastening solution for electronics enclosures, control panels, and small machinery assemblies. This screw combines tough steel with a black oxide finish for corrosion resistance and a non reflective appearance in finished projects. Specifications Finish: Black Oxide Material: Steel Thread size: 4 40 Length: 1 2 inch Head style: Pan head
