Hydraulic System Assembly
Sourcing — likely vendors
Real suppliers (🇮🇳 🇸🇬 🇨🇳); price, MOQ & lead time are estimates| Vendor | HQ | Specialty | Est. unit price | MOQ | Lead time |
|---|---|---|---|---|---|
| kbl.co.in ↗ | Pune, IN | Pumps & fluid systems | $134 | 200 units | 6–10 wks |
| leo.com.cn ↗ | Taizhou, CN | Pumps | $124 | 200 units | 6–10 wks |
| shaktipumps.com ↗ | Pithampur, IN | Pumps | $175 | 200 units | 6–10 wks |
| cnppumps.com ↗ | Hangzhou, CN | Pumps | $155 | 200 units | 6–10 wks |
| rotopumps.com ↗ | Noida, IN | Pumps | $165 | 200 units | 6–10 wks |
Open-centre hydraulics with twin variable-displacement main pumps. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Build & assembly graph
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Bill of materials
6 top-level lines · 19 rows shown · 35 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Main Hydraulic Pump 6 parts | excavator-main-hydraulic-pump | 2× | 2 | 7 | assembly |
| 1.1 | Pump Rotating Group | excavator-pump-rotating-group | 1× | 2 | — | part |
| 1.2 | Swash Plate | excavator-swash-plate | 1× | 2 | — | part |
| 1.3 | Pump Regulator | excavator-pump-regulator | 1× | 2 | — | part |
| 1.4 | Ball Bearing | ball-bearing | 2× | 4 | — | part |
| 1.5 | Oil Seal | oil-seal | 1× | 2 | — | part |
| 1.6 | O-Ring Set | oring-set | 1× | 2 | — | part |
| 2 | Pilot Gear Pump | excavator-pilot-pump | 1× | 1 | — | part |
| 3 | Main Control Valve 4 parts | excavator-main-control-valve | 1× | 1 | 14 | assembly |
| 3.1 | Spool Block Casting | excavator-spool-block | 1× | 1 | — | part |
| 3.2 | Control Spool | excavator-control-spool | 8× | 8 | — | part |
| 3.3 | Relief Valve | excavator-relief-valve | 4× | 4 | — | part |
| 3.4 | O-Ring Set | oring-set | 1× | 1 | — | part |
| 4 | Hydraulic Tank 3 parts | excavator-hydraulic-tank | 1× | 1 | 3 | assembly |
| 4.1 | Tank Shell | excavator-tank-shell | 1× | 1 | — | part |
| 4.2 | Suction Strainer | excavator-suction-strainer | 1× | 1 | — | part |
| 4.3 | Tank Breather | excavator-breather | 1× | 1 | — | part |
| 5 | Hydraulic Oil Cooler | excavator-oil-cooler | 1× | 1 | — | part |
| 6 | Hydraulic Return Filter | excavator-hydraulic-filter | 2× | 2 | — | part |