| APERTURE DIAMETER | 1.8060 INCHES NOMINAL |
| BOLT CIRCLE HOLE QUANTITY | 6 |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| OUTSIDE DIAMETER | 4.0000 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 2.7380 INCHES MINIMUM AND 2.7400 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.5450 INCHES MINIMUM AND 1.5750 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1018 OVERALL |
| MOUNTING BOLT CIRCLE DIAMETER | 3.3750 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE DIAMETER | 0.3420 INCHES MINIMUM AND 0.3520 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| RAISED SURFACE HEIGHT | 1.1730 INCHES MINIMUM AND 1.2030 INCHES MAXIMUM |
| SPECIAL FEATURES | TWO ADDITIONAL HOLES ON 3.3750 DIA. BOLT CIRCLE; 0.3125-18 UNC-28 |
| STYLE DESIGNATOR | ROUND |