Specifications
| U.S. | Metric | |
| Vertical reach | 63′ 9″ | 19.4m |
| Horizontal reach | 51′ 10″ | 15.8m |
| Below Grade Reach w/Tip Hose | 34′ 5″ | 10.5m |
| Pipeline Diameter | 5″ | 125mm |
| Boom Type/Sections | Double Z / 4 | |
| Boom Rotation | 730 degrees | |
| Unfolding Height | 12’ 8” | 3.9 m |
| Outrigger Type – Front | Hydraulic Jacking | |
| Outrigger Type – Rear | Manual Extension, Hydraulic Jacking | |
| Outrigger Soil Pressure w/o Dunnage (front/rear) | 315/200 psi | 21.7/13.8 bar |
| Outrigger Soil Pressure w/ Dunnage (front/rear) | 44/28 psi | 3/1.9 bar |
| Outrigger Width, Front | 12’ 8” | 3.8 m |
| Outrigger Width, Rear | 7’ 1” | 2.2 m |
| Outrigger Length | 15’ 4” | 4.7 m |
Pump Specifications | U.S. | Metric |
| Theor. Concrete Output | 130 cu yds/h | 99 cu m/h |
| Max Pressure on Concrete | 1161 psi | 80 bar |
| Max Strokes Per Minute | 20 | |
| Max Aggregate Size | 2.5 in | 63.5mm |
| Material Cylinder Diameter | 9 in. | 230mm |
| Material Cylinder Stroke | 79 in | 2006.6mm |
| Differential Cylinder Diameter | 4.3 in | 110mm |
| Maximum Oil Flow | 79.3 gal/min | 300 l/m |
| Hydraulic Circuitry Type | Twin Circuit | |
| Valve Type | M Rock | |
Diagrams
 |
Features & Benefits
Generation 3 Pump Kit
Outperforms every other concrete pump on high visibility projects while also placing millions of yards on everyday pours.
Vector Controls
Valuable operational data at your fingertips to allow monitoring of the pumping process from the remote control box.
Rock Valve™
No other sequencing valve combines lowest cost per yard maintenance costs and ease of rebuilding as the Rock Valve™.
Read more on Schwing S 20 Pumps.