| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 2.151 INCHES MINIMUM AND 2.161 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.305 INCHES MINIMUM AND 2.315 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.030 INCHES MINIMUM AND 0.034 INCHES MAXIMUM |
| MATERIAL | COPPER ALLOY OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-230 CLASS 1 TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |