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SBS120 Hydraulic Main Pump Assembly 272-6955 173-3381 For E321D E320C E320D E323D

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Guangzhou Kawo Construction Machinery Co.,Ltd.

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Payment Terms : Western Union, T/T, Assurance

Product Name : Excavator Hydraulic Pump

Model Number : E320C E320D.

Packaging Details : Wooden Case / Carton with Foam Protection, or as Required

MOQ : 1 set

Delivery Time : 3-7 Weekdays

Certification : ISO90001

Warranty : 6 Months

Price : Negotiable

Condition : New / Rebuilt

Supply Ability : 100pcs/day

Brand Name : CAVOYD

Part No : 272-6955 173-3381

Place of Origin : China

Transportation Method : DHL, UPS, FedEx, Sea Freight

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SBS120 Hydraulic Main Pump Assembly

Part Numbers: 272-6955, 173-3381

Compatible with: E321D, E320C, E320D, E323D Excavators

Purchasing and Installation Guidelines

Verify OEM part number compatibility, including regulator and servo valve assembly
Require hydraulic bench test report for pressure, flow, and case drain leakage
For remanufactured units, confirm replacement of pistons, cylinder block, valve plate, slippers, bearings, and all seals
Inspect pump housing for pores and cracks upon arrival
Protect ports to prevent contaminants from entering pump cavity
Secure pump properly during transportation to avoid damage to input shaft and port threads
Clean hydraulic tank and pipelines before installation
Replace all hydraulic filters and bleed air from system
Test pump pressure and flow after installation
Check regulator response and inspect for abnormal noise, oil leakage, and engine bogging

Excavator Hydraulic Pump Assembly View

Hydraulic Pump Component Details

Product Tags:

173-3381 Main Pump

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