| APERTURE DIAMETER | 0.5002 INCHES MINIMUM AND 0.5007 INCHES MAXIMUM |
| APERTURE SHAPE | ROUND |
| LENGTH | 1.29 INCHES MINIMUM AND 1.31 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | COPPER ALLOY |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PLATE, GEAR (FRONT) |
| PROPRIETARY CHARACTERISTICS | PACS |
| MOUNTING HOLE QUANTITY | 8 |
| MOUNTING HOLE TYPE | COUNTERBORED AND THREADED AND THRU HOLE |
| SCREW THREAD SERIES DESIGNATOR | UNC |
| SHAPE | FLAT AND IRREGULAR |
| SPECIAL FEATURES | PLATE HAS (8) TOTAL MOUNTING HOLES, (1) HOLE WITH .0400 INCH THRU DIAMETER COUNTERBORED ON NEAR SIDE .093 INCH DIAMETER X .015 D'P, (3) HOLES WITH .140 INCH THRU DIAMETER, (2) HOLES WITH 2-56UNC-2B THREADING, AND (2) HOLES WITH .093 INCH THRU DIAMETER. |
| WIDTH | 1.204 INCHES MINIMUM AND 1.214 INCHES MAXIMUM |
| THICKNESS | 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
| THREAD SIZE | 2B |