| APERTURE DIAMETER | 15.000 INCHES NOMINAL |
| BOLT CIRCLE DIAMETER | 16.000 INCHES NOMINAL |
| BOLT HOLE QUANTITY | 12 |
| CROSS-SECTIONAL SHAPE STYLE | SOLID SINGLE OR COMPOSITION |
| CROSS-SECTIONAL THICKNESS | 0.250 INCHES NOMINAL |
| HOLE DIAMETER | 0.531 INCHES NOMINAL ALL HOLES |
| OUTSIDE DIAMETER | 17.250 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | GASKET, HATCH 15 DIA., BILGE |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D1418 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | RUBBER CHLOROPRENE CLASS CR OVERALL |
| STYLE DESIGNATOR | CIRCULAR |