| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 0.253 INCHES MINIMUM AND 0.273 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, SPECIAL |
| PERIPHERAL SHAPE STYLE | ROUND |
| PROPRIETARY CHARACTERISTICS | PACS |
| OVERALL DIAMETER | 0.370 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THICKNESS | 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM |