B5/16-18 x 1 3/8 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR NKB while the indented hex washer

while the indented hex washer head allows for easy driving and prevents cam-out

- **Head Style:** Hex Washer

B1/2-13 x 2 1/2 MS90728 is an Alloy Steel B1821 Coarse Cap Screw that conforms to the specifications of ASTM A354BD

which means that they have a coarse thread pitch

8-32 x 1/2 Slotted Indented Hex Washer Thread Cutting Screw Type 1 Fully Threaded Zinc:

B5/16-18 x 1 3/8 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR NKB while the indented hex washerB5 16 18 x 1 3 8 MS90728 is an Alloy Steel B1821 Coarse Cap Screw manufactured according to ASTM A354BD standards. It features a diameter of 5 16 inches, a thread pitch of 18 threads per inch, and a length of 1 3 8 inches. The screw is zinc plated yellow for corrosion resistance and meets DFAR (Defense Federal Acquisition Regulation) requirements. It is commonly used in industrial and construction applications where high strength and durability are