| APERTURE LENGTH | 21.190 INCHES NOMINAL |
| APERTURE WIDTH | 15.710 INCHES MINIMUM AND 15.770 INCHES MAXIMUM |
| BOLT HOLE QUANTITY | 8 |
| HOLE DIAMETER | 0.595 INCHES MINIMUM AND 0.655 INCHES MAXIMUM ALL HOLES |
| INSIDE CORNER RADIUS | 0.440 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D2000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | RUBBER BUTYL OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | GASKET |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE CORNER RADIUS | 0.260 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH | 1.660 INCHES MINIMUM AND 1.720 INCHES MAXIMUM |
| OVERALL LENGTH | 25.050 INCHES MINIMUM AND 25.110 INCHES MAXIMUM |
| OVERALL WIDTH | 18.110 INCHES MINIMUM AND 18.170 INCHES MAXIMUM |
| SLOT LENGTH | 3.0 INCHES NOMINAL |
| SLOT DEPTH | 1.480 INCHES NOMINAL |
| STYLE DESIGNATOR | NON-CIRCULAR WITH SLOTS |