4-40 x 7/8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR DPG188 or plastic assemblies

or plastic assemblies

and the cap nut style provides a finished look to your project

creating a permanent thread in the material

while the 25mm length refers to the distance from the underside of the head to the tip of the screw

They are fully threaded and have a coarse thread

4-40 x 7/8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR DPG188 or plastic assemblies4 40 x 7 8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S S DFAR is a high quality fastener designed for use in a variety of applications. It is made from 300 series stainless steel, which provides excellent corrosion resistance and strength. The screw has a full thread, which provides a secure hold in a variety of materials. The Phil flat head provides a flush, low profile finish. This screw is compliant with MS51959 and