| CENTER HOLE DIAMETER | 11.415 INCHES MINIMUM AND 11.535 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
| HARDNESS RATING | 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7270-80 MIL STD SINGLE MATERIAL RESPONSE |
| MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |