M10 DIN 127 Mechanical Zinc Finish Split Lock Washer / HOLE DIAMETER: 10.7 MILLIMETERS NOMINAL OUTSIDE DIAMETER: 18.8 MILLIMETERS NOMINAL MATERIAL THICKNESS: 2.2 MILLIMETERS NOMINAL END ITEM IDENTIFICATION: 2355-01-532-2174 JOINT EOD RAPID RESPONSE VEHICLE (JERRV);MRAP COUGAR PART NAME ASSIGNED BY CONTROLLING AGENCY: LOCK WASHER SPECIAL FEATURES: M10 DIN 127 ZINC PLATED SPLIT LOCK WASHER MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL STYLE DESIGNATOR: 108 SPLIT HELICAL-RIGHT HAND SUPPLEMENTARY FEATURES: NOMINAL THICKNESS: 2.200 MM; FINISH ZINC; NOMINAL SIZE M10; WEIGHT 0.0060 LBS; SPEC DIN 127