Hydraulic, single-acting
An asymmetric rod seal for standard applications as with S02-R, but the design has a triangular back-up ring for short housings.
| Temperature Range | Max Speed | Max Pressure | Sealing Element | Back-up Ring |
| -30 °C … to +100 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER 1 | ECOTAL/ECOMID |
| -20 °C … to +200 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER 2 | ECOFLON 2 |
| -50 °C … to +100 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER 3 | ECOTAL |
| -40 °C … to +100 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER 3 | ECOMID |
| -50 °C … to +150 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER 3 | ECOFLON 2 |
| -25 °C … to +100 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER -H | ECOTAL/ECOMID |
| -25 °C … to +150 °C | 0.5 m/s | 250 bar (3600 psi) | ECORUBBER -H | ECOFLON 2 |