FGO9 Slewing Drive
Open-housing slewing drives. A slewing ring, open housing and hourglass worm. Lower maintenance cost than enclosed drives and easy to install.
Performance
| Model | FGO9 |
|---|---|
| Series | FGO Series |
| Type | Open-housing slewing drives |
| Max. output torque | 6,500 N·m (4,794 lbf-ft) |
| Max. tilting moment | 33,900 N·m (25,005 lbf-ft) |
| Holding torque | 40,000 N·m (29,504 lbf-ft) |
| Max. axial load | 340 kN (76,432 lbf) |
| Max. radial load | 138 kN (31,022 lbf) |
| Gear ratio | 61:1 |
| Tracking precision | ≤ 0.17° |
| Backlash | 0.17° |
| Unit weight | 79.4 lb (36 kg) |
Maximum ratings. Our engineers will confirm the drive for your duty cycle.

Get this drive
Standard lead time 14–16 weeks; expediting available for an additional charge. Pricing quoted within 1–2 business days. 3D models available on request.
Request a Quote2 FGO9 configurations on file
Drives we have already engineered: with hydraulic motors, DC gear motors, SEW-EURODRIVE or NORD AC gear motors integrated in-house, planetary gearboxes, encoders and brakes, or built to mate with the customer’s own gearbox or motor. Click a configuration to see what it includes. Need something different? New designs are added often.
FGO9-61M-25H-RCustomer-supplied gearbox or motor
| Motor / gearbox | Supplied by customer; drive is built with the matching input interface |
|---|---|
| Output speed | < 2.5 rpm |
| Input | 25 mm keyed bore |
| Worm far end | Hex head (manual drive) |
| Worm hand | Right hand |
| Ratio | 61:1 |
| Mounting threads | Metric |
| Mounting holes | Blind threaded holes on inner and outer rings |
| 3D model | Available on request |
FGO9-61BC-BH-R-160-AHydraulic motor
| Hydraulic motor | 160 cc/rev displacement |
|---|---|
| Motor ports | away from worm housing |
| Hydraulic pressure | 10 MPa (1,450 psi) |
| Hydraulic flow | 20 L/min (5.3 gpm) |
| Output speed | 1.87 rpm |
| Input | 6B spline bore (21.8 mm) |
| Worm far end | Hex head (manual drive) |
| Worm hand | Right hand |
| Ratio | 61:1 |
| Mounting threads | Inch (UNC) |
| Mounting holes | Through threaded holes on inner and outer rings |
| 3D model | Available on request |
Talk to an engineer
Need help selecting the right part? Our engineers will size it, cross it, and quote it — usually within 1–2 business days.
Not in the catalog? We design to your application, with no engineering charge.


