Series A Design Features
 | High Pressure Air - 250 psi max.* |
| Low Pressure Hydraulic - 250 psi max.* |
| Torque Range - 200 to 17,000 lb-in. @ 100 psi |
| Standard Rotations - 100°, 190°, 280°, 370° |
| Zero Leakage - High Volumetric Efficiency |
| Rack & Pinion - High Mechanical Efficiency |
| Tapered Roller Bearings - High External Load Capacity |
| Piston Seals - Pre-loaded Lip Seals |
| Gearing - Single Tooth Full Load Capacity |
| Thru Shaft - Position Instrumentation Drive |
| Operating Temperature - 0° to 200° F |
 | Adjustable Cushions |
| Stroke Adjustors |
| Combined Cushion and Stroke Adjustor |
| NPT or SAE O-Ring Ports |
| Alternative Mounting Arrangements |
| AlternateiveShaft Configurations |
| Custom Rotational Arcs |
| Side Ported End Caps |
| Special Seals |
| Air Bleeds (for Hydraulic Service) |