5/16 x .016 NAS1149 Military Flat Washer 18-8 Stainless Steel DFAR
The 5/16 x .016 NAS1149 Military Flat Washer is a thin, circular piece of 18-8 stainless steel used to distribute the load of a fastener and prevent damage to the surface of the material being fastened. It has an outer diameter of 5/16 inches and a thickness of .016 inches. The washer meets the specifications of NAS1149, a military standard for aerospace fasteners, and is DFAR-compliant, meaning it is manufactured in accordance with the Defense Federal Acquisition Regulation Supplement.