GUANGZHOU BELPARTS ENGINEERING MACHINERY LIMITED
| Payment Terms | T/T, Paypal and alibab Trade Assurance |
| Supply Ability | 1000 Piece/Pieces per Month |
| Delivery Time | 2-5days |
| Packaging Details | Wooden packing |
| Model | ZX130 |
| Pump number | 9290597 |
| Product name | hydraulic pump |
| Application | Excavator parts |
| Brand | belparts |
| Power | Hydraulic |
| Package | wooden box |
| Warranty | 6 Months |
| Brand Name | Belparts |
| Model Number | ZX130 |
| Place of Origin | Guangdong, China |
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Product Specification
| Payment Terms | T/T, Paypal and alibab Trade Assurance | Supply Ability | 1000 Piece/Pieces per Month |
| Delivery Time | 2-5days | Packaging Details | Wooden packing |
| Model | ZX130 | Pump number | 9290597 |
| Product name | hydraulic pump | Application | Excavator parts |
| Brand | belparts | Power | Hydraulic |
| Package | wooden box | Warranty | 6 Months |
| Brand Name | Belparts | Model Number | ZX130 |
| Place of Origin | Guangdong, China | ||
| High Light | 9290597 hydraulic main pump ，hitachi excavator pump assembly ，Belparts ZX130 hydraulic main pump | ||
Belparts ZX130 9290597 1026892 2038178 4355286 hydraulic main pump for hitachi excavator pump assembly
| Appliion | Excavator |
| Part name | pump hydarulic |
| Pump number | 1026892 2038178 4355286 |
| Model | ZX130 |
| MOQ | 1PC |
| Material | Steel |
| Payment term | T/T, Western union, paypal, trade assurance or as required |
| Brand | Belparts |
| # | Part No | Part Name | Qty. | Price request |
|---|---|---|---|---|
| PUMP; UNIT | 1 | |||
| 01 | 1026892 | . CASING; FRONT | 1 | |
| 02 | 2038178 | . SHAFT; DRIVE | 1 | |
| 03 | 4355286 | . RACE; INNER | 1 | |
| 04 | 4229543 | . RING; RETAINING | 1 | |
| 06 | 4280841 | . BRG.; ROL. | 1 | |
| 07 | 991342 | . RING; RETAINING | 2 | |
| 08 | 4343074 | . O-RING | 4 | |
| 09 | 4198956 | . PIN | 4 | |
| 10 | 2042069 | . PLATE | 2 | |
| 11 | M340613 | . BOLT; SOCKET | 8 | |
| 12 | 1025666 | . PLATE; SWASH | 1 | |
| 13 | 4382272 | . PLATE | 2 | |
| 13 | 4407464 | . PLATE | 2 | |
| 14 | 9134109 | . PLUG | 6 | |
| 14A | 4506408 | .. O-RING | 1 | |
| 17 | 2042059 | . ROTOR | 2 | |
| 18 | 4289874 | . SPRING; DISC | 2 | |
| 19 | 3065991 | . BUSHING | 2 | |
| 20 | 3065989 | . RETAINER | 2 | |
| 22 | 8071391 | . PISTON | 18 | |
| 24 | 4410166 | . O-RING | 2 | |
| 26 | 1025540 | . CASING; REAR | 1 | |
| 27 | 2038174 | . SHAFT; DRIVE | 1 | |
| 28 | 1025667 | . PLATE; SWASH | 1 | |
| 29 | 4355279 | . BRG.; ROL. | 1 | |
| 30 | 927488 | . RING; RETAINING | 2 | |
| 34 | 0003076 | . CASING; PUMP | 1 | |
| 35 | 4355272 | . BRG.; NEEDLE | 1 | |
| 36 | 4355277 | . BRG.; NEEDLE | 1 | |
| 37 | 4271350 | . PIN; KNOCK | 4 | |
| 38 | 2044792 | . PLATE; VALVE | 1 | |
| 39 | 2044793 | . PLATE; VALVE | 1 | |
| 42 | 4428917 | . PISTON; SERVO | 6 | |
| 43 | 4397537 | . SPRING; COMPRES. | 6 | |
| 45 | 4409640 | . PIN; KNOCK | 2 | |
| 47 | 4432356 | . PIN | 2 | |
| 48 | 4436322 | . RING; BACK-UP | 4 | |
| 49 | 4180349 | . O-RING | 4 | |
| 51 | 4200227 | . PIN | 2 | |
| 52 | 3081504 | . LINK | 2 | |
| 53 | 4397509 | . PIN | 2 | |
| 54 | 4404102 | . PIN | 2 | |
| 55 | 4144013 | . PIN; SPRING | 2 | |
| 56 | 4116299 | . PIN; SPRING | 2 | |
| 58 | M341240 | . BOLT; SOCKET | 12 | |
| 59 | 495841 | . WASHER; SPRING | 12 | |
| 61 | 4427347 | . PLUG | 3 | |
| 62 | 9134111 | . PLUG | 2 | |
| 62A | 4509180 | .. O-RING | 1 | |
| 63 | 9134110 | . PLUG | 2 | |
| 63A | 957366 | .. O-RING | 1 | |
| 66 | 4436271 | . SENSOR; PRES. | 2 | |
| 66A | 4365826 | .. O-RING | 1 | |
| 67 | 4265372 | . SENSOR; REVOL. | 1 | |
| 68 | 4306888 | . O-RING | 1 | |
| 69 | A590106 | . WASHER; PLANE | 1 | |
| 70 | M340616 | . BOLT; SOCKET | 1 | |
| 71 | 4252767 | . BRACKET | 1 | |
| 72 | M340613 | . BOLT; SOCKET | 1 | |
| 73 | 4169516 | . WASHER; SPRING | 1 | |
| 76 | 4515041 | . PIN; SPRING | 4 | |
| 77 | 4348665 | . O-RING | 2 | |
| 78 | 4180349 | . O-RING | 10 | |
| 79 | 4343074 | . O-RING | 4 | |
| 82 | 4320490 | . SEAL; OIL | 1 | |
| 83 | 930451 | . RING; RETAINING | 1 | |
| 100 | 4463047 | KIT; SEAL | 1 |
The hydraulic pump is the heart of an excavator’s hydraulic system, directly impacting performance and efficiency. Understanding its working principle, structure, and maintenance requirements helps in maximizing productivity and minimizing downtime. Investing in high-quality hydraulic pumps and following proper servicing protocols ensures long-term reliability in demanding construction environments.
The hydraulic pump operates based on the principle of positive displacement, where mechanical force (from the engine) drives the pump to create fluid flow. The key steps in its operation include:
Suction Phase: As the pump’s internal mechanism (e.g., gears, pistons, or vanes) rotates, it creates a vacuum that draws hydraulic fluid from the reservoir.
Compression Phase: The trapped fluid is pressurized as the pump’s moving parts reduce the chamber volume, forcing the fluid into the hydraulic system.
Discharge Phase: The high-pressure fluid is delivered to control valves, cylinders, or motors to perform mechanical work.
Common types of hydraulic pumps used in excavators include:
Gear Pumps – Simple, cost-effective, and suitable for medium-pressure applications.
Piston Pumps – High efficiency and pressure capability, ideal for heavy-duty excavators.
Vane Pumps – Provide smooth flow with moderate pressure, often used in compact excavators.
FAQ:
Company Details
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2013
Total Annual:
900000-3000000
Employee Number:
50~93
Ecer Certification：
Verified Supplier
GUANGZHOU BELPARTS ENGINEERING MACHINERY LIMITED founded in September 2013, loed in the engineering machinery market in Guangzhou, China. At present , we have one shop, one warehouse and one office as well as a professional team for purchasing, selling, packing, shipping and after-sale service.... GUANGZHOU BELPARTS ENGINEERING MACHINERY LIMITED founded in September 2013, loed in the engineering machinery market in Guangzhou, China. At present , we have one shop, one warehouse and one office as well as a professional team for purchasing, selling, packing, shipping and after-sale service....
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