B5/16-18 x 4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 1PT The screw is made from

The screw is made from 18-8 stainless steel

and it has a wax coating for smooth insertion

- **Features:** High low thread design for increased holding power

The 4-40 x 2 Slotted Pan Machine Screw Fully Threaded Zinc is a small

B5/16-18 x 4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 1PT The screw is made fromB5 16 18 x 4 MS90728 is a coarse thread cap screw made of alloy steel B1821, meeting the specifications of ASTM A354BD. It has a diameter of 5 16 inches, a length of 4 inches, and a zinc yellow dichromate finish. This screw is designed for use in high strength applications, such as in machinery, automotive, and construction industries. It provides excellent corrosion resistance and durability, ensuring a secure and reliable connection.