B1/2-13 x 4 1/4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR DQRW17DBPT The 1/4-20 x 3 1/4

The 1/4-20 x 3 1/4 Slotted Flat Machine Screw Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications

These nuts have a metric thread size of M6 and a pitch of 1

These rivet nuts are designed to be installed using a rivet nut tool

The indented hex head allows for easy driving and prevents slippage

this screw provides excellent holding power and resistance to bending and breaking

B1/2-13 x 4 1/4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR DQRW17DBPT The 1/4-20 x 3 1/4The B1 2 13 x 4 1 4 MS90728 is an Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR. It has a diameter of 1 2 inch, a length of 4 1 4 inches, and a thread pitch of 13 threads per inch. The screw is made of alloy steel and has a zinc yellow chromate finish. It is designed to meet the requirements of ASTM A354BD and is compliant with the Defense Federal Acquisition Regulation Supplement (DFARS).