B5/16-18 x 1 1/2 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR NF316 ensuring excellent corrosion resistance and

ensuring excellent corrosion resistance and strength in demanding environments

- Type 17 point for clean and precise penetration

and the unthreaded portion of the screw allows for easy adjustment

The square Phil drive head provides excellent torque transmission

These 6-20 x 5/8 Phillips Oval Self Drilling Screws are made of 18-8 stainless steel

B5/16-18 x 1 1/2 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR NF316 ensuring excellent corrosion resistance andB5 16 18 x 1 1 2 MS90728 is an Alloy Steel B1821 Coarse Cap Screw that conforms to the specifications outlined in ASTM A354BD. It features a diameter of 5 16 inches, a thread pitch of 18 threads per inch, and a length of 1 1 2 inches. The cap screw is made of alloy steel, providing strength and durability, and is finished with a zinc yellow chromate coating for corrosion resistance. It is compliant with the Defense Federal Acquisition Regulation