#8 316 Stainless Steel Small OD Flat Washer / CROSS-SECTIONAL SHAPE STYLE: 1 RECTANGULAR HOLE DIAMETER: 0.174 INCHES NOMINAL PERIPHERAL SHAPE STYLE: 1 ROUND CENTER HOLE SHAPE STYLE: 1 ROUND THICKNESS: 0.031 INCHES NOMINAL OVERALL DIAMETER: 0.375 INCHES NOMINAL END ITEM IDENTIFICATION: MRAP-COUGAR AMBULANCE PART NAME ASSIGNED BY CONTROLLING AGENCY: FLAT WASHER, 0.16 X 0.38, SS MATERIAL: STEEL CORROSION RESISTING OVERALL