| BARREL HEIGHT | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM |
| BARREL LARGEST LENGTH | 1.513 INCHES MINIMUM AND 1.517 INCHES MAXIMUM |
| BARREL LARGEST WIDTH | 0.393 INCHES MINIMUM AND 0.397 INCHES MAXIMUM |
| BARREL LENGTH | 1.513 INCHES MINIMUM AND 1.517 INCHES MAXIMUM |
| BARREL STYLE | TAPERED RECTANGULAR WITH ROUND ENDS TYPE |
| BARREL WIDTH | 0.288 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
| FLANGE LENGTH | 2.010 INCHES MINIMUM AND 2.020 INCHES MAXIMUM |
| FLANGE STYLE | FLANGE |
| FLANGE WIDTH | 0.910 INCHES MINIMUM AND 0.920 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613, COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COPPER ALLOY 260 OVERALL |
| WASHER STYLE | BARREL TYPE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |