| HOLE DIAMETER | 4.15 MILLIMETERS MINIMUM AND 4.30 MILLIMETERS MAXIMUM |
| OUTSIDE DIAMETER | 8.50 MILLIMETERS MINIMUM AND 9.00 MILLIMETERS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F436M,TYPE 1 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.45 MILLIMETERS MINIMUM AND 0.60 MILLIMETERS MAXIMUM |
| MATERIAL | STEEL OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER,LOCK,EXTERNAL TOOTH (METRIC) |
| SPECIFICATION/STANDARD DATA | 05047-ASME B18.24-2020 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | FLAT EXTERNAL TEETH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, TYPE 1, SC 1 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |