| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM |
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.007 INCHES NOMINAL |
| MATERIAL | COPPER ALLOY 172 OVERALL |
| PRECIOUS MATERIAL AND LOCATION | ALL SURFACES SILVER |
| PRECIOUS MATERIAL | SILVER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365,GRADE A FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER AND CHROMATE OVERALL |