| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A109/A109M ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A1011/A1011M ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| OVERALL DIAMETER | 0.892 INCHES MINIMUM AND 0.905 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, FLAT |
| PERIPHERAL SHAPE STYLE | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-PRF-32647 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | UNABLE TO DECODE |
| THICKNESS | 0.019 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |