| DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY | 0.152 INCHES MINIMUM AND 0.162 INCHES MAXIMUM |
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| INTERNAL KEYWAY WIDTH | 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4028-T4 FED SPEC 1ST MATERIAL RESPONSE OR AMS 4121-T4 FED SPEC 1ST MATERIAL RESPONSE OR AMS 4118-T4 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.181 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2017 OVERALL |
| SPECIAL FEATURES | 4 KEYWAYS PROVIDED |
| STYLE DESIGNATOR | KEYWAY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |