| CENTER HOLE DIAMETER | 1.036 INCHES MINIMUM AND 1.056 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| HARDNESS RATING | 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-83248/2 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | RUBBER FLUOROCARBON CLASS FPM |