| APERTURE LENGTH | 13.184 INCHES NOMINAL |
| APERTURE WIDTH | 6.814 INCHES NOMINAL |
| CONSTRUCTION | ONE-PIECE |
| CROSS-SECTIONAL HEIGHT | 0.112 INCHES MINIMUM AND 0.122 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | OBLONG-SQUARE BASE |
| CROSS-SECTIONAL THICKNESS | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| CROSS-SECTIONAL WIDTH | 0.131 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| OUTSIDE CORNER BEVEL LENGTH | 3.068 INCHES NOMINAL |
| MATERIAL | NICKEL AND GRAPHITE INTERNALLY MOLDED-IN REINFORCEMENT |
| MATERIAL | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM SEALING ELEMENT |
| MINOR WIDTH | 0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | TOP HAT GASKET TPCB |
| STYLE DESIGNATOR | NON-CIRCULAR |