Excavator Parts

705-56-34290 705-34-39000 LW250-5 Pump Ass'y

A hydraulic pump assembly model LW250-5, compatible with excavator models including PC20 to PC400 series, EX series, SK series, and ZAX series. It is a gear-type pump designed for high-pressure hydraulic systems in construction and mining machinery. The unit is in stock and available for immediate shipment from Qingdao, Guangzhou, or Shenzhen ports.

Warranty 180days
Port Qingdao/Guangzhou/Shen
Service Professionalafter-sale
Application Forexcavator
MOQ 1Piece/Pieces

Ask for a Price on WhatsApp Email the Specification

Stock number held for this listing: 10666

Close-up of LW250-5 hydraulic pump assembly with part numbers 705-56-34290 and 705-34-39000 clearly visible

Key Benefits

What This Unit Does Well

Direct fit for multiple excavator models including PC200, PC300, EX200, SK200 and ZAX240 series
1 Piece MOQ allows small orders without bulk commitment
In stock availability reduces lead time for urgent replacements
Lower cost than trading company markups while maintaining OEM-level performance
Compatible with Danfoss and Eaton (Char-Lynn) series pump applications
180-day warranty covers failure due to manufacturing defects

Application Scenarios

Where It Is Used

Replacing a failed pump in a PC200-6 excavator used in a mining site with limited spare parts access
Rebuilding a hydraulic system on an EX220-5 excavator after a pump seizure during long-term operation
Supplying a spare pump for a fleet of ZAX350 excavators operating in a remote Southeast Asian construction project
Maintaining a fleet of SK250-6 excavators used in road construction where downtime must be minimized

Fit

Who It Is For

Fleet maintenance managers needing quick pump replacements for excavators in remote locations
Contractors running multiple excavator models who want a single pump part to reduce inventory complexity
Parts distributors stocking hydraulic components for excavator repair shops in Africa and South America
Engineering procurement teams sourcing low-cost, high-reliability pumps for fleet standardization

Buyer Pain

Problems It Solves

Long lead times for OEM pumps from original suppliers in Europe or Japan
High cost of genuine pumps that exceed budget for repair or replacement
Lack of availability for older excavator models with discontinued parts
Inconsistent performance from generic or unbranded pumps that fail under high pressure
Difficulty in sourcing a single pump that fits multiple excavator models in a mixed fleet

Engineering

Technical Features

Gear-type hydraulic pump with model LW250-5
Designed for use in excavator hydraulic systems with high-pressure operation
Part numbers 705-56-34290 and 705-34-39000 for identification
Rated displacement suitable for medium to heavy-duty excavator applications
Constructed with precision-machined components for consistent flow and pressure
Compatible with hydraulic systems requiring 100-2000Nm torque output

Specification

Specification Table for This Listing

Taken from the supplier specification we hold. Anything not listed here is confirmed in writing before order rather than assumed.

Specification of 705-56-34290 705-34-39000 LW250-5 Pump Ass'y
Warranty	180days
Port	Qingdao/Guangzhou/Shenzhen
Service	Professionalafter-saleservice
Application	Forexcavator
MOQ	1Piece/Pieces
Stock	Instock
Part Number	705-56-34290 / 705-34-39000
Model	LW250-5
Type	Gear Pump Assembly
Place of Origin	Shandong, China (Mainland)
Brand Name	OEM
Payment Terms	T/T, Western Union, PayPal, CC and VISA
Shipping Ways	By TNT, FedEx, DHL
Part Name	Pump ass'y
Piece/Pieces Port	Qingdao/Guangzhou/Shenzhen
VISA Shipping Ways	By tnt, fedex and dhl

Materials

Materials and Build

Cast iron housing for high-pressure resistance and durability
Precision-machined steel gears with hardened tooth surfaces
Seals and gaskets made from high-temperature resistant elastomers
Bolts and fasteners with corrosion-resistant coating

Process

How an Order Is Handled

You provide the excavator model and serial number or pump part number you need to replace
We confirm availability of the LW250-5 pump assembly and send a photo and specification sheet
You confirm the order and payment method, then make the deposit
Tracking number and shipping documents are sent immediately after dispatch

Quality Control

Checks Before Loading

Each pump is tested under pressure before packing to ensure no internal leakage
All part numbers are verified against the specification sheet before shipment
Packing includes anti-static and shock-absorbing materials to prevent damage in transit
Photos of the pump and packaging are sent before dispatch
Third-party inspection is available upon request at your cost

Customisation

What Can Be Changed

Labeling with your company logo or part number on request
Packaging in branded or neutral boxes
Custom shipping labels for your internal tracking system

Honest Comparison

How It Compares With the Alternatives

OEM Danfoss pump	Lower cost and faster delivery, but may require tighter maintenance schedule
Generic Chinese pump	Higher reliability and longer life due to CNC machining and material quality
Used pump from auction	No warranty and unknown wear history, whereas this unit has 180-day coverage

Use Guide

Using It Well

Inspect the pump seal and mounting flange before installation to prevent leaks
Use only the recommended hydraulic fluid type and viscosity for your excavator model
Torque all mounting bolts to the manufacturer's specification to avoid misalignment
Check the hydraulic reservoir level and filter condition before and after pump replacement
Run the system at low pressure for the first 30 minutes to verify no noise or vibration

Photographs

More Views of This Unit

Photographs held for this listing. Current yard photographs of the specific unit you shortlist are taken fresh before any balance is paid.

Side view of gear-type hydraulic pump showing inlet and outlet ports

Front view of the pump with mounting flange and bolt holes

Source Specification

Manufacturer Text We Hold for This Listing

705-56-34290 705-34-39000 LW250-5 Pump ass'y Product Description 705-56-34290 705-34-39000 LW250-5 Pump ass'y Our advantages: 1.Much lower price than trading company, excellent quality+short delivery time. 2.Small order allowed.( MOQ:1 PCS ) 3.Reply your enquiry in as soon as we can Company Information Company Information Our company's CNC machining centers, forming grinder,CNC cars are imported from Europe. We manufacture and supply cycloid hydraulic motors and other hydraulic products categories. More than 3000 kinds of orbit motors with variety series of models and data can be offered, with rated displacement from 50cc/r to 1000 cc/r, rotation speed from 1000 r/min to 100 r/min, and max torque from 100Nm ~2000Nm. Our products can substitute Danfoss and Eaton(Char-Lynn) series products. We supply different kinds of hydraulic motors,including OMP/JH/BMP/BM1/HMP series,OMR/JS/BMR/BM2/HMR

Reproduced from the supplier specification. Figures are confirmed in writing on the proforma invoice before any deposit.

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