B1/4-20 x 3/4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 10NCUP188 The serrated hex flange washer

The serrated hex flange washer provides a secure grip and prevents the bolt from loosening

Its precise dimensions and smooth finish ensure a snug fit and optimal performance

The 4-40 x 5/16 6-Lobe Pan Machine Screw Fully Threaded Zinc is a small

The 10-16 x 1 1/2 inch dimensions ensure a firm grip in various materials

while the flat socket head allows for easy installation in recessed areas or tight spaces

B1/4-20 x 3/4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 10NCUP188 The serrated hex flange washerB1 4 20 x 3 4 MS90728 is an Alloy Steel B1821 Coarse Cap Screw manufactured according to ASTM A354BD standards. It features a 1 4 20 thread size, a length of 3 4 inches, and is zinc plated yellow for corrosion resistance. This cap screw is designed for use in demanding applications and meets DFAR (Defense Federal Acquisition Regulation) requirements for use in military and aerospace applications. Its high strength and durability make it suitable for