| CROSS-SECTIONAL SHAPE STYLE | ROUND |
| FLEXIBILITY | FLEXIBLE |
| INSIDE DIAMETER | 4.063 INCHES MINIMUM AND 4.187 INCHES MAXIMUM |
| INSIDE SURFACE CONDITION | SMOOTH |
| OUTSIDE DIAMETER | 4.094 INCHES MINIMUM AND 4.218 INCHES MAXIMUM |
| MATERIAL | RUBBER CHLOROPRENE CLASS CR TUBE |
| MEASURING METHOD AND LENGTH | 5.000 INCHES MINIMUM OVERALL AND 5.062 INCHES MAXIMUM OVERALL |
| NONMETALLIC HARDNESS RATING | 45.0 NOMINAL SHORE DUROMETER A |