| HOLE DIAMETER | 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.494 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | 1/4, EXTERNAL TOOTH LOCK WASHER, ZINC PLATED |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J403 1050-1065 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | FLAT EXTERNAL TEETH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, SC1. TYPE 111 AND BAKE ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |