| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| OVERALL DIAMETER | 0.363 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F436, TYPE 1 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, TYPE A PLAIN WASHER |
| PERIPHERAL SHAPE STYLE | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM F1941/F1941M ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| THICKNESS | 0.125 INCHES MINIMUM |