| CENTER HOLE DIAMETER | 3.822 INCHES MINIMUM AND 3.878 INCHES MAXIMUM |
| COLOR | BLACK OR BROWN |
| CROSS-SECTIONAL HEIGHT | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM |
| HARDNESS RATING | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-83248 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | RUBBER FLUOROCARBON CLASS FPM |
| TEMP RATING | -20.0 FAHRENHEIT AND 500.0 FAHRENHEIT |