
| Heavy duty housing, torque plug and piston rod design | |
| Canted torque plug | |
| Locking wire construction | |
| Operating pressure to 200 psig (varies by model) | |
| Large U-cup piston seals - Buna-N | |
| Temperature range - 0 to 200° F | |
| Internal corrosion protection | |
| Plated housing fasteners | |
| External stroke adjustors | |
| Bolt on piston |
| Double acting or spring return | |
| Tandem designs | |
| High pressure hydraulic service | |
| Special seal materials | |
| Special coatings/corrosion protection | |
| CW or CCW rotation (CW is standard) | |
| Totally enclosed spring units (non-tandem) | |
| Jackscrews/mechanical stops | |
| Hydraulic overrides | |
| High speed cushion designs |