5/16-18 x 2 1/4 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR ABH - Coarse thread for use

- Coarse thread for use in softer materials

It features a Phillips pan head for easy driving and a fully threaded body for maximum holding power

The 6-lobe pan head provides a secure and flush fit

It is often used in electronics

IFI-111 2002 Grade 8

5/16-18 x 2 1/4 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR ABH - Coarse thread for use**5 16 18 x 2 1 4 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S S DFAR** This screw is a 5 16 18 x 2 1 4 inch full thread machine screw made of 300 series stainless steel. It has a Phillips flat head and meets the specifications of MS51959 and NASM51959. The screw is DFAR compliant, meaning it meets the requirements of the Defense Federal Acquisition Regulation Supplement.