RR-66 Heavy-Duty Rotary Actuator
Largest of the heavy-duty rotary actuators, engineered for industrial and foundry use. Supports very high payloads and torque with direct flange mounting, preloaded bearings for repeatability, and optional manifold, mid-stop, and shocks. Ideal for large torque and heavy-duty applications.
Features per datasheet p.9.
RR-66 Specifications
| Specification |
Value |
| Maximum Payload† |
34 kg [75 lb] |
| Maximum Payload Inertia† |
0.11584 N·m·s² [1.0251 in-lb·s²] |
| Maximum Rotation |
180° |
| Maximum Torque (mid-stroke @ 100 psi / 7 bar) |
82 N·m [728 lb-in] |
| Maximum Torque (end-stroke @ 100 psi / 7 bar) |
41 N·m [364 lb-in] |
| Weight (base unit) |
11.8 kg [26 lb] |
| Weight adder — Mid-Position Stop |
0.82 kg [1.8 lb] |
| Weight adder — Rotary Manifold |
0.36 kg [0.82 lb] |
| Pressure Range |
3–7 bar [40–100 psi] |
| Ingress Protection |
IP55 |
| Displacement (180°) |
375 cm³ [22.8 in³] |
| Displacement of Mid-Position Stop |
60.32 cm³ [2.375 in³] |
| Temperature Range (Buna-N seals) |
0~66 °C [32~150 °F] |
| Actuation Time (180° @ 100 psi) |
0.70 s |
| Actuation Time (90° @ 100 psi) |
0.50 s |
| End-stop Repeatability |
±0.02° |
| Mid-stop Repeatability |
±0.5° |
| End-stop Adjustability |
20° |
| Over-travel (each end) |
4° |
| Valve required to actuate |
4-way, 2-position |
| Valve required to actuate Mid-Stop |
3-way, 2-position |
Specs from datasheet p.10 (RR-66). :contentReference[oaicite:2]{index=2}
