| MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B211,T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 3,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | TWO FLATS |
| OUTSIDE DIAMETER | 2.410 INCHES MINIMUM AND |
| 2.470 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 1.910 INCHES MINIMUM AND |
| 1.970 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| MINOR THICKNESS | 0.240 INCHES MINIMUM AND |
| 0.260 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.863 INCHES MINIMUM AND |
| 0.865 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.090 INCHES MINIMUM AND |
| 0.150 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.560 INCHES NOMINAL |
| INSIDE RAISED SURFACE DIAMETER | 1.240 INCHES MINIMUM AND |
| 1.260 INCHES MAXIMUM |
| OUTSIDE RAISED SURFACE DIAMETER | 1.548 INCHES MINIMUM AND |
| 1.550 INCHES MAXIMUM |
| RAISED SURFACE HEIGHT | 0.105 INCHES MINIMUM AND |
| 0.110 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED, COUNTERBORED |
| MOUNTING HOLE DIAMETER | 0.210 INCHES MINIMUM AND |
| 0.218 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.080 INCHES MINIMUM AND |
| 0.100 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.350 INCHES MINIMUM AND |
| 0.410 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | FOUR HOLES |
| DISTANCE FROM VERTICAL CENTERLINE TO CENTER OF RIGHT HOLE | 0.685 INCHES NOMINAL |
| DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF RIGHT HOLE | 0.695 INCHES NOMINAL |