1/4-20 x 1 MS16997, Military Socket Head Cap Screw Cadmium Yellow DFAR 9/16-18 N1610 The flange on the nut

The flange on the nut helps to distribute the load and prevent the nut from embedding into the material it is being used with

The split lockwasher helps to prevent the screw from loosening over time

reducing splitting and providing a secure hold

It is finished with a zinc yellow chromate coating and meets the requirements of the Defense Federal Acquisition Regulation Supplement (DFARS)

The square head allows for easy installation with a wrench

1/4-20 x 1 MS16997, Military Socket Head Cap Screw Cadmium Yellow DFAR 9/16-18 N1610 The flange on the nut**1 4 20 x 1 MS16997, Military Socket Head Cap Screw Cadmium Yellow DFAR** This screw is a 1 4 20 x 1 inch socket head cap screw, manufactured according to the Military Standard (MS) 16997. It is made of steel and has a cadmium yellow finish, which provides corrosion resistance. The screw has a hex socket drive and is designed for use in military applications where high strength and durability are required. It meets the requirements of the Defense