4-40 x 7/16 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox BPU this bolt meets industry standards

this bolt meets industry standards for quality and performance

These 8-18 x 1 7/8" square drive modified truss head self-drilling screws are full thread and zinc-plated for corrosion resistance

It has a hex head for easy driving and a 4-inch length for a secure hold

The washer is 1 1/4 inches in diameter and has a thickness of 1/4 inch

This type of screw is often used in applications where a clean and finished appearance is desired

4-40 x 7/16 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox BPU this bolt meets industry standardsThe 4 40 x 7 16 MS51957 B Phil Pan M S Coarse Full Thread 300 Series S S DFAR Black Ox is a high strength, corrosion resistant screw designed for use in demanding applications. It features a 4 40 thread size, a 7 16 inch length, and a coarse thread pitch. The screw is made from 300 series stainless steel and has a black oxide finish for added durability. It is compliant with the DFAR (Defense Federal Acquisition Regulation) and is suitable for use in