| MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-STD-417, GRADE SB505A1E3 MIL SPEC SINGLE MATERIAL RESPONSE |
| ENVIRONMENTAL PROTECTION | OIL RESISTANT |
| NONMETALLIC HARDNESS RATING | 45.0 MINIMUM SHORE DUROMETER A AND |
| 55.0 MAXIMUM SHORE DUROMETER A |
| MINIMUM TENSILE STRENGTH | 500 POUNDS PER SQUARE INCH |
| FABRICATION METHOD | SOLID |
| SURFACE CONDITION | SMOOTH |
| COLOR | BLACK |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| CROSS-SECTIONAL HEIGHT | 0.375 INCHES NOMINAL |
| CROSS-SECTIONAL WIDTH | 0.187 INCHES NOMINAL |
| LENGTH | 19.500 INCHES NOMINAL |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILR3065 |