B5/8-11 x 1 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 1-1/8-7 while the DFAR EcoGuard USA

while the DFAR EcoGuard USA coating ensures corrosion resistance and environmental compliance

1/4-20 x 2 1/4 Phillips Flat Thread Cutting Screw Type F Fully Threaded Black Oxide:

They have a black oxide and oil finish

They are also used to protect the material from damage caused by the bolt or screw

reducing stress and preventing damage to materials

B5/8-11 x 1 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 1-1/8-7 while the DFAR EcoGuard USAB5 8 11 x 1 MS90728 is a Coarse Cap Screw made of Alloy Steel B1821, meeting the specifications of ASTM A354BD. It has a diameter of 5 8 inches, a length of 1 inch, and a thread pitch of 11 threads per inch. The screw is zinc plated yellow and complies with the Defense Federal Acquisition Regulation Supplement (DFARS). It is designed for general purpose fastening applications in various industries.