| CENTER HOLE DIAMETER | 6.202 INCHES MINIMUM AND 6.248 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM |
| HARDNESS RATING | 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | NAS1613 NATIONAL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | RUBBER ETHYLENE-PROPYLENE CLASS EPM |