Orbital Steering Valve 101S / OSPC For Tractor Direction OEM Spare Parts
1. Characteristic Features
101S Orbital Steering units offer the following advantages
• Minimizes steering linkage—reduces cost, provides flexibility in design.
• Provides complete isolation of load forces from the control station—provides operator comfort.
• Provides continuous, unlimited control action with very low input torque.
• Provides a wide selection of control circuits and meter sizes.
• Can work with many kinds of power steering pumps or fluid supply.
• 101S-1 - Open Center None Reaction steering system
• 101S-2 - Open Center Reaction steering system
• 101S-4 - Open Center None Reaction steering system
2. Specification
| HANJIU | 101s |
| OSPC | |
| M+S | HKUS |
| Eaton | 401-1 |
| Parameters | Series 101S-*-***-**-* | ||||||||||
| Function code | 1,2,4 | 1,4 | |||||||||
| Displacement (mL/r) | 50 | 63 | 80 | 100 | 125 | 160 | 200 | 250 | 280 | 315 | 400 |
| Rated Flow (L/min) | 5 | 6 | 8 | 10 | 12.5 | 16 | 20 | 25 | 28 | 32 | 40 |
| Max.input pressure(Mpa) | 16 | ||||||||||
| Relief Valve Pressure Settings ( MPa) | 06,07,08,10,12,14,15,16 | ||||||||||
| Shock Valve Pressure Settings ( MPa) | 12,13,14,16,18,20,21,22 | ||||||||||
| Max.cont.back pressure | 2.5 | ||||||||||
| Weight(kg) | 5.75 | 5.81 | 5.89 | 5.96 | 6.1 | 6.3 | 6.5 | 6.73 | 6.91 | 7.1 | 7.5 |
| Dimension L (mm) | 130 | 132 | 134 | 137 | 140 | 145 | 150 | 156 | 161 | 166 | 176 |

3. Application
Orbital Steering Valve 101s / OSPC Series used for the following tractors
