Techincal Specification:
| APERTURE DIAMETER | 74.375 INCHES NOMINAL | | BOLT CIRCLE DIAMETER | 77.875 INCHES NOMINAL | | BOLT HOLE DIAMETER | 0.6875 INCHES NOMINAL | | BOLT HOLE QUANTITY | 80 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | GASKET, FLAT, GRAPHITE WITH 316SS FOIL INSERT | | MATERIAL | UNABLE TO DECODE | | OUTSIDE DIAMETER | 80.375 INCHES NOMINAL | | OVERALL HEIGHT | 0.125 INCHES NOMINAL | | SPECIAL FEATURES | 1/8 INCH THK, 5 PC SEGMENT. BHC 77 7/8 INCH. BOLT DIA: 11/16 INCH X 80 HOLES. ITEM OD: 80 3/8 INCH. BOLT ID: 74 3/8 INCH |
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