HPVO102 Hydraulic Pump for Excavator spare parts

HPVO102 Hydraulic Pump for Excavator spare parts Featured Image
  • HPVO102 Hydraulic Pump for Excavator spare parts
  • HPVO102 Hydraulic Pump for Excavator spare parts
  • HPVO102 Hydraulic Pump for Excavator spare parts

Short Description:

HPV055 hydraulic pump spare parts are high-precision aftermarket full-range repair accessories specially matched for HPV055 small-displacement closed-loop variable piston pumps, belonging to the classic light-duty series of HPV closed-circuit pump families.

Product Detail

Product Tags

description

The HPV102 closed-loop piston pump is a standard large-displacement heavy-duty model of the HPV series, with flow and pressure parameters between HPV95 and HPV116, featuring stable large-flow output, high system working pressure and strong cyclic impact load. It puts forward strict requirements on the structural rigidity, wear resistance and fatigue resistance of rotating group components. HPV102 hydraulic pump spare parts are comprehensively upgraded for heavy-duty extreme working conditions, with core friction pair components adopting high-strength thickened alloy steel matrix + dense anti-wear copper alloy cladding composite process. The cylinder block undergoes integral quenching and tempering treatment and secondary stress relief to eliminate internal structural stress, matched with ultra-precision mirror lapping to form stable micron-level clearance fit with the valve plate, effectively inhibiting internal leakage growth under long-term high-pressure continuous operation. The upgraded piston-shoe assembly optimizes friction contact structure, reduces large-flow circulating friction loss, and maintains stable lubrication and wear resistance under frequent variable load switching.

product parameters

Product Model: HPV102 Hydraulic Pump Spare Parts
Product Type: Large-Flow Pump Rotating-Group Wearing Parts & Heavy-Duty Repair Components
Applicable Equipment: Large wheel excavators, heavy-duty loaders, industrial pavers and large heavy-duty hydraulic engineering machinery equipped with HPV102 closed-loop variable piston pump
Included Components: Thickened cylinder block, piston-shoe assemblies, valve plate, retainer plate, high-rigidity center shaft, full high-pressure seal kit, servo-control spool, charge pump gear and all auxiliary wearing parts
Core Material: High-strength thickened wear-resistant alloy steel, high-density anti-wear copper alloy cladding layer, high-pressure & high-temperature resistant anti-aging composite seal material
Processing Craft: Integral vacuum heat treatment, secondary stress relief, ultra-precision mirror grinding, high-precision flat lapping, fully compliant with OEM micron tolerance standards
Core Functions: Replace worn failure components, restore pump original volumetric efficiency, rebuild high-pressure & large-flow stable output, eliminate abnormal noise, jitter and oil leakage faults
Applicable Scenarios: Professional large pump full overhaul, local component damage repair, severe friction pair wear replacement, long-term heavy-duty pump performance recovery
Matching Parts: Fully compatible with original HPV102 pump housing, servo control mechanism and charge pump assembly

advantages

  • Heavy-Duty Optimized Process, Excellent Wear & Fatigue Resistance: Aiming at the high-pressure and frequent impact characteristics of HPV102 large-displacement pumps, friction pairs adopt thickened alloy matrix + high-density cladding and secondary stress relief process, effectively reducing high-load friction loss and structural fatigue, delaying secondary wear and extending overall service life.
  • Flexible Procurement Mode, Reduce Large Equipment Maintenance Costs: Support single damaged part targeted replacement for local minor faults and complete rotating group kit replacement for overall pump aging and performance attenuation. It avoids the high cost of integral large pump replacement and effectively reduces long-term operation and maintenance costs of large engineering equipment.
  • Full-Coverage Accessory System, One-Stop Maintenance: Covers all core rotating group wearing parts and high-pressure auxiliary vulnerable components such as control valves and special seals, fully adapting to daily maintenance and full overhaul scenarios of HPV102 large-flow heavy-duty pumps, realizing efficient one-stop supporting maintenance.
  • Multi-Process Strict Inspection, Stable Batch Quality: Each batch of spare parts undergoes dimensional verification, flatness testing, hardness sampling and high-pressure simulation screening to ensure consistent batch quality and stable and reliable post-repair performance of each pump unit.

FAQ

  • Q1: What core faults can HPV102 pump spare parts solve?
  • A: It completely repairs typical heavy-load faults caused by long-term wear of HPV102 large-displacement closed-loop pump friction pairs, including excessive internal leakage, insufficient high-pressure output, weak heavy-load capacity, slow hydraulic response, abnormal operating noise, oil seepage and overall pump efficiency decline.
  • Q2: How to choose between single spare parts and full overhaul kit?
  • A: For pumps with short service life and only single local component damage, select single-piece spare parts for targeted replacement; for pumps with long-term heavy-load operation and obvious overall performance attenuation, replace the full rotating group kit to fully restore original pump heavy-duty performance.
  • Q3: What are the key overhaul assembly specifications for HPV102 pump?
  • A: Must be assembled by professional senior hydraulic technicians. Thoroughly clean internal oil passages and tiny impurities, strictly control high-precision friction pair assembly clearance, uniformly replace all aging high-pressure seals, and conduct full-pressure load test run and debugging after assembly to ensure stable and powerful operation.
  • Q4: What equipment is HPV102 pump spare parts suitable for?
  • A: It is widely applicable to large heavy-duty engineering machinery equipped with HPV102 large-displacement closed-loop variable piston pumps, mainly including large wheel excavators, heavy-duty large loaders and industrial pavers.

warehouse

We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.

our warehouse

our warehouse

Pack and ship

Pack and ship


  • Previous:
  • Next:
    • Write your message here and send it to us

    Products categories