| APERTURE DIAMETER | 1.7505 INCHES MINIMUM AND 1.7525 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 4 |
| CROSS-SECTIONAL SHAPE STYLE | COUNTERBORED W/O APERTURE |
| FIRST COUNTERBORE DIAMETER | 2.240 INCHES NOMINAL |
| FIRST COUNTERBORE DEPTH | 0.665 INCHES NOMINAL |
| MATERIAL | |
| MINOR THICKNESS | 0.250 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| MOUNTING BOLT CIRCLE DIAMETER | 3.000 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE TYPE | ROUND, THREADED |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| OUTSIDE DIAMETER | 3.630 INCHES NOMINAL |
| OVERALL THICKNESS | 2.395 INCHES MINIMUM AND 2.400 INCHES MAXIMUM |
| SECOND COUNTERBORE DEPTH | 1.422 INCHES NOMINAL |
| SECOND COUNTERBORE DIAMETER | 2.4429 INCHES MINIMUM AND 2.4439 INCHES MAXIMUM |
| SPECIAL FEATURES | FOUR MORE MOUNTING HOLES 0.375 IN. DIA,16 UNC-2B THREADS; 2 HOLES 0.440 IN. MIN,0.560 IN. MAX DIA,0.690 IN. MIN DEEP,180 DEGREES APART |
| STYLE DESIGNATOR | ROUND |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |