| DISTANCE BETWEEN MOUNTING HOLE CENTERS | 3.250 INCHES NOMINAL |
| DISTANCE FROM FLANGE TO END | 0.550 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| FLANGE LENGTH | 3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM |
| FLANGE MOUNTING HOLE DIAMETER | 0.202 INCHES MINIMUM AND 0.207 INCHES MAXIMUM |
| FLANGE THICKNESS | 0.810 INCHES MINIMUM AND 0.850 INCHES MAXIMUM |
| FLANGE WIDTH | 3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM |
| HEIGHT | 1.750 INCHES MINIMUM AND 1.810 INCHES MAXIMUM |
| INSIDE DIAMETER | 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| LOAD RATING | 10.0 POUNDS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ALLOY 2024, T4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| SHORTEST DISTANCE BETWEEN MOUNTING HOLE CENTERS | 3.250 INCHES NOMINAL |
| STYLE DESIGNATOR | ROUND W/BUSHING FOUR-HOLE FLANGE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |