| FIRST COUNTERBORE DEPTH | 0.327 INCHES NOMINAL |
| FIRST COUNTERBORE DIAMETER | 0.376 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| HOLE DIAMETER | 0.132 INCHES MINIMUM AND 0.137 INCHES MAXIMUM |
| OUTSIDE/TOP FLANGE DIAMETER | 0.633 INCHES MINIMUM AND 0.643 INCHES MAXIMUM |
| OVERALL HEIGHT | 12.680 INCHES MINIMUM AND 12.780 INCHES MAXIMUM |
| MATERIAL HARDNESS RATING | 55.0 DUROMETER MINIMUM AND 65.0 DUROMETER MAXIMUM |
| MATERIAL | RUBBER |
| SHANK DIAMETER | 0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM |
| SHANK LENGTH | 0.725 INCHES MINIMUM AND 0.735 INCHES MAXIMUM |
| STYLE DESIGNATOR | COUNTERBORED FLANGE |