5/16-18 x 2 1/2 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR KHS Their internal teeth firmly grip

Their internal teeth firmly grip bolts or screws

reducing cam-out and ensuring a flush

The coarse thread type 17 point effortlessly penetrates even the toughest materials

This 3/8-16 x 6 1/2 Hex Tap Bolt is made of low carbon steel and has a fully threaded body

- **Undercut:** Yes

5/16-18 x 2 1/2 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR KHS Their internal teeth firmly grip**5 16 18 x 2 1 2 MS51959, NASM51959 Phil Flat Machine Screw, Full Thread, 300 Series S S, DFAR** This screw is a 5 16 18 x 2 1 2 inch, full thread, flat head machine screw made of 300 series stainless steel. It meets the specifications of MS51959 and NASM51959 and is compliant with the DFAR (Defense Federal Acquisition Regulation Supplement). The screw is designed for use in a variety of applications, including aerospace, automotive, and industrial.