| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
| OVERALL DIAMETER | 0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5046 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR AMS 5046 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE OR ASTM A109/A109M,TEMPER 2 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1020 OR STEEL COMP 1025 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER,FLAT |
| PERIPHERAL SHAPE STYLE | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS B633 TYPE V OR VI,SC3. POST COATING HEAT TREATMENT IAW ASTM B850,TABLE 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| THICKNESS | 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |