| CROSS-SECTIONAL SHAPE STYLE | ROUND |
| FLEXIBILITY | FLEXIBLE |
| INSIDE DIAMETER | 0.188 INCHES NOMINAL |
| INSIDE SURFACE CONDITION | SMOOTH |
| OUTER COVERING ENVIRONMENTAL PROTECTION | COLD RESISTANT |
| OUTSIDE DIAMETER | 0.266 INCHES MINIMUM AND 0.298 INCHES MAXIMUM |
| MATERIAL | RUBBER BUTADIENE CLASS BR TUBE |
| MINIMUM TENSILE STRENGTH | 1000 POUNDS PER SQUARE INCH |
| NONDEFINITIVE SPEC/STD DATA | 40 GRADE AND 3 CLASS |
| NONMETALLIC HARDNESS RATING | 35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A |
| SPECIFICATION/STANDARD DATA | 81349-MIL-R-6855 GOVERNMENT SPECIFICATION |