| MATERIAL | RUBBER CHLOROPRENE CLASS CR |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-6855, CLASS 2, TYPE A, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE |
| ENVIRONMENTAL PROTECTION | OZONE RESISTANT AND |
| OIL RESISTANT AND |
| PETROLEUM AND |
| WEATHER RESISTANT |
| NONMETALLIC HARDNESS RATING | 35.0 MINIMUM SHORE DUROMETER A AND |
| 45.0 MAXIMUM SHORE DUROMETER A |
| MINIMUM TENSILE STRENGTH | 1300 POUNDS PER SQUARE INCH |
| SURFACE CONDITION | SMOOTH |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| CROSS-SECTIONAL HEIGHT | 3.000 INCHES NOMINAL |
| CROSS-SECTIONAL WIDTH | 0.063 INCHES NOMINAL |
| LENGTH | 4.000 INCHES NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | 2 CLASS AND |
| A TYPE AND |
| 40 GRADE |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-R-6855 |