3/4" Yellow Zinc Finish Medium Split Lock Washer / END ITEM IDENTIFICATION: MRAP - COUGAR ISS 1.0 PART NAME ASSIGNED BY CONTROLLING AGENCY: INAVY-WASHER, LOCK 3/4 INCH SPECIAL FEATURES: SPECIFICATION: ASME B18.21.1, MEDIUM SPLIT, INNER DIA. 0.766 INCH, OUTER DIA. 1.265 INCH, NOM THICKNESS 0.188 INCH COLOR: YELLOW OVERALL MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL