B7/8-9 x 3 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR DPODBBF The 4-40 x 2 1/4

The 4-40 x 2 1/4 Phillips flat machine screw is a fully threaded screw with a Phillips drive

meaning they have a fully threaded body and a square pan head

- Metric socket head cap screw with a diameter of 20 mm and a thread pitch of 2

8-32 x 1 Phillips Flat Thread Cutting Screw Type F Fully Threaded Black Oxide is a type of screw that is used to fasten metal to metal

while the wing design allows for easy tightening and loosening by hand

B7/8-9 x 3 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR DPODBBF The 4-40 x 2 1/4B7 8 9 x 3 MS90728 is an alloy steel coarse cap screw conforming to ASTM A354BD standards. It has a nominal diameter of 7 8 inch and a length of 3 inches. The screw is zinc plated yellow and meets DFAR requirements. It is commonly used in industrial and construction applications where high strength and corrosion resistance are required. The coarse threads provide a secure grip in various materials, including wood, metal, and plastic.