| APERTURE DIAMETER | 84.60 MILLIMETERS MINIMUM AND 85.40 MILLIMETERS MAXIMUM |
| BOLT CIRCLE DIAMETER | 106.60 MILLIMETERS MINIMUM AND 107.40 MILLIMETERS MAXIMUM |
| BOLT HOLE QUANTITY | 5 |
| CROSS-SECTIONAL SHAPE STYLE | SOLID SINGLE OR COMPOSITION |
| CROSS-SECTIONAL THICKNESS | 1.00 MILLIMETERS NOMINAL |
| LARGEST BOLT HOLE DIAMETER | 12.00 MILLIMETERS NOMINAL |
| LARGEST BOLT HOLE QUANTITY | 3 |
| MATERIAL | RUBBER NEOPRENE OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BASE GASKET |
| OUTSIDE DIAMETER | 124.60 MILLIMETERS MINIMUM AND 125.40 MILLIMETERS MAXIMUM |
| SMALLEST BOLT HOLE QUANTITY | 2 |
| SMALLEST BOLT HOLE DIAMETER | 8.00 MILLIMETERS NOMINAL |