5/16-18 x 5/8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR NRB while the hex washer head

while the hex washer head allows for easy driving and removal

It features a fully threaded body for maximum holding power and a slotted drive for easy installation and removal

The Stover 1/2-20 Alternative Automation Style Lock Nut is a reliable and cost-effective solution for a variety of fastening needs

this wood screw is ideal for projects requiring secure and long-lasting connections

5/16-18 x 5/8 MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S/S DFAR NRB while the hex washer head**MS51959, NASM51959 Phil Flat Machine Screw Full Thread 300 Series S S DFAR** * **Size:** 5 16 18 x 5 8 * **Material:** 300 Series Stainless Steel * **Finish:** DFAR (Dry Film Lubricant) * **Head Style:** Phillips Flat * **Thread Type:** Full Thread * **Drive Type:** Phillips * **Features:** * Corrosion resistant * High strength and durability * DFAR coating for improved performance in harsh environments * Meets military specifications MS51959 and