| APERTURE DIAMETER | 3.531 INCHES MINIMUM AND 3.562 INCHES MAXIMUM |
| BOLT HOLE QUANTITY | 4 |
| CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | 3.536 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | 3.536 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| CROSS-SECTIONAL SHAPE STYLE | SOLID SINGLE OR COMPOSITION |
| CROSS-SECTIONAL THICKNESS | 0.015 INCHES NOMINAL |
| HOLE DIAMETER | 0.375 INCHES MINIMUM AND 0.391 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| OVERALL LENGTH | 4.219 INCHES MINIMUM AND 4.250 INCHES MAXIMUM |
| OVERALL WIDTH | 4.219 INCHES MINIMUM AND 4.250 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-12803,+1253-A MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | ASBESTOS AND RUBBER CHLOROPRENE CLASS CR OVERALL |
| OUTSIDE CORNER RADIUS | 0.375 INCHES NOMINAL |
| OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH | 0.357 INCHES NOMINAL |
| OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH | 0.357 INCHES NOMINAL |
| STYLE DESIGNATOR | NON-CIRCULAR |