| LENGTH | 4.00 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY 6061, TYPE 6 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SWING ARM |
| PROPRIETARY CHARACTERISTICS | PACS |
| MOUNTING HOLE QUANTITY | 2 |
| MOUNTING HOLE TYPE | THRU HOLE AND THREADED |
| RAISED SURFACE HEIGHT | 0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |
| SCREW THREAD SERIES DESIGNATOR | UNC |
| SHAPE | RECTANGULAR W/ROUNDED CORNERS |
| SPECIAL FEATURES | HAS 2 MOUNTING HOLES, 1 WITH .375 TO .391 INCH DIAMETER, AND 1 WITH .5-13 UNC-2B THREADING |
| WIDTH | 1.00 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE III, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | ANODIZE |
| THREAD SIZE | 0.5-13 |