| APERTURE LENGTH | 18.970 INCHES MINIMUM AND 19.030 INCHES MAXIMUM |
| APERTURE WIDTH | 9.470 INCHES MINIMUM AND 9.530 INCHES MAXIMUM |
| BOLT HOLE QUANTITY | 16 |
| CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | 3.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | 3.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| CROSS-SECTIONAL SHAPE STYLE | SOLID SINGLE OR COMPOSITION |
| CROSS-SECTIONAL THICKNESS | 0.090 INCHES NOMINAL |
| HARDNESS RATING | 25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL |
| HOLE DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| INSIDE CORNER RADIUS | 0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| OUTSIDE CORNER RADIUS | 0.500 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH | 2.750 INCHES NOMINAL |
| OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH | 1.875 INCHES NOMINAL |
| OVERALL LENGTH | 20.470 INCHES MINIMUM AND 20.530 INCHES MAXIMUM |
| OVERALL WIDTH | 10.970 INCHES MINIMUM AND 11.030 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 3207 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | RUBBER CHLOROPRENE CLASS CR OVERALL |
| STYLE DESIGNATOR | NON-CIRCULAR |