#4 NAS620 Flat Washer 300 Series Stainless Steel DFAR KPM188 The aluminum mandrel provides excellent

The aluminum mandrel provides excellent shear strength and is easy to install using a standard rivet gun

These lock nuts are ideal for a wide range of industrial

This screw is ideal for use in a wide range of industries

adjusting settings

The plain finish provides a basic appearance and is suitable for general-purpose use

#4 NAS620 Flat Washer 300 Series Stainless Steel DFAR KPM188 The aluminum mandrel provides excellent#4 NAS620 Flat Washer 300 Series Stainless Steel DFAR is a type of washer that is used to distribute the load of a screw or bolt over a larger surface area. It is made of 300 series stainless steel, which is a corrosion resistant material. This washer meets the requirements of the Defense Federal Acquisition Regulation Supplement (DFARS), which ensures that it is of high quality and meets the standards of the US Department of Defense. It is commonly