| CENTER HOLE DIAMETER | 15.460 INCHES MINIMUM AND 15.620 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| HARDNESS RATING | 75.0 SHORE DUROMETER A NOMINAL |
| OUTSIDE DIAMETER | 15.730 INCHES MINIMUM AND 15.906 INCHES MAXIMUM |
| MATERIAL | PLASTIC POLYHEXAMETHYLENE SEBACAMIDE |
| TEMP RATING | -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT |