| CROSS-SECTIONAL SHAPE STYLE | ROUND |
| FLEXIBILITY | FLEXIBLE |
| INSIDE DIAMETER | 0.500 INCHES NOMINAL |
| INSIDE SURFACE CONDITION | SMOOTH |
| OUTER COVERING ENVIRONMENTAL PROTECTION | COLD RESISTANT |
| OUTSIDE DIAMETER | 1.000 INCHES NOMINAL |
| MATERIAL | RUBBER SYNTHETIC TUBE |
| MEDIA FOR WHICH DESIGNED | WATER SINGLE RESPONSE |
| MINIMUM TENSILE STRENGTH | 1000 POUNDS PER SQUARE INCH |
| NONDEFINITIVE SPEC/STD DATA | 3 CLASS AND 40 GRADE AND A TYPE |
| NONMETALLIC HARDNESS RATING | 35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A |
| SPECIFICATION/STANDARD DATA | 81349-MIL-R-688 GOVERNMENT SPECIFICATION |