5/16-18x3/8 MS51957, NAS-1635 Phil Pan Machine Screw Coarse Full Thread 300 Series S/S DFAR M1.6-0.67 It is grade 5

It is grade 5

which means that it has a greater number of threads per inch than a coarse thread

Type B thread provides a coarse pitch for increased holding power

B3/8-24 x 1 1/4 MS90727 is an Alloy Steel B1821 Fine Cap Screw manufactured to ASTM A354BD standards

it features a partially threaded shank for secure anchoring in materials

5/16-18x3/8 MS51957, NAS-1635 Phil Pan Machine Screw Coarse Full Thread 300 Series S/S DFAR M1.6-0.67 It is grade 55 16 18x3 8 MS51957, NAS 1635 Phil Pan Machine Screw Coarse Full Thread 300 Series S S DFAR is a type of screw that is used in a variety of applications. It is made of 300 series stainless steel, which is a corrosion resistant material. The screw has a pan head with a Phillips drive. The thread size is 5 16 18, which means that it has 18 threads per inch. The screw is 3 8 inches long. It meets the specifications of MS51957 and NAS 1635. It is also