Quality KOMATSU PC55MR-3 Main Hydraulic Pump 708-3S-00941 708-3S-00940 708-3S-00951 708-3S-00952 for Mini Excavator Part factory

KOMATSU PC55MR-3 Main Hydraulic Pump 708-3S-00941 708-3S-00940 708-3S-00951 708-3S-00952 for Mini Excavator Part

Name: KOMATSU PC55MR-3 Main Hydraulic Pump 708-3S-00941 708-3S-00940 708-3S-00951 708-3S-00952 for Mini Excavator Part
Brand: BELPARTS MACHINERY LIMITED
SKU: PC55MR-3
Price: 475.00 USD
Availability: InStock

Place of Origin:Japan

Brand Name:Belparts

Model Number:PC55MR-3

Minimum Order Quantity:1 PCS

Price:Negotiation

Payment Terms:L/C,D/A,D/P,T/T,alibab TRADE ASSURANCE,Western Union,PAYPAL

Supply Ability:100 PCS / Months

Product Details

Highlight:

Komatsu mini excavator hydraulic pump

,

axial piston pump for excavator

,

hydraulic pump with warranty

Part Number: 708-3S-00941 708-3S-00940 708-3S-01870

Part Name: Main Hydraulic Pump

Appliion: Crawler Excavator

Model: PC55MR-3

Quality: Genuine Original

Condition: New

Warranty: 12 Months

Shipment: Sea / Air / Express DHL FEDEX UPS

Product Description

Komatsu PC55MR-3 Main Hydraulic Pump Assembly

Genuine New Axial Piston Pump for Mini Excavator Replacement Parts

Pos.	Part No.	Qty	Parts Name
-	708-3S-00941	[1]	Pump Assembly Komatsu China
-	708-3S-01870	[1]	Pump Subassembly Komatsu China
1	708-3S-12121	[1]	Shaft Komatsu China
2	708-3S-12210	[1]	Bearing Komatsu
3	708-21-12840	[1]	Ring, Snap Komatsu China
4	708-3S-12140	[1]	Holder Komatsu
5	207-09-11140	[1]	O-ring Komatsu
6	708-3S-12150	[1]	Seal, Oil Komatsu
7	04065-06220	[1]	Ring, Snap Komatsu
8	708-3S-13530	[1]	Cylinder Block Komatsu China
9	708-3S-13490	[1]	Plate, Valve Komatsu China
10	708-3S-13160	[2]	Washer Komatsu China
11	708-3S-13430	[1]	Spring Komatsu
12	04065-03515	[1]	Ring, Snap Komatsu
13	708-3S-13370	[1]	Guide, Retainer Komatsu
14	708-1S-13380	[3]	Pin Komatsu
15	708-3S-13410	[1]	Retainer, Shoe Komatsu
16	708-3S-13520	[10]	Piston Subassembly Komatsu
17	708-3S-14270	[1]	Piston Subassembly Komatsu
18	708-1S-14241	[1]	Spring Komatsu

1. Basic Information

Part Name: Variable displacement axial piston main hydraulic pump

Main PN: 708-3S-00941, 708-3S-00940, 708-3S-00951, 708-3S-00952

Applicable Model: Komatsu PC55MR-3 mini excavator

Product Grades: Genuine New, Refurbished Pump, Premium Aftermarket New

Warranty: 12 months warranty for genuine new and refurbished pumps; 6–12 months warranty for aftermarket pumps

Net Weight: 45 kg

Stock Status: In stock, shipment will be arranged within 3–7 working days after order confirmation

2. Core Product Advantages

Manufactured fully complying with OEM drawings and technical parameters to perfectly match the original hydraulic system of PC55MR-3 excavator
Load sensing pressure compensation structure dynamically adjusts flow delivery according to working load, reducing unnecessary power consumption and lowering fuel cost
Precision ground internal friction assemblies maintain steady pressure output and restrain internal leakage during long continuous construction operation
Matched mounting flange dimension, oil port arrangement and input spline shaft allow direct bolt-on installation without machining modifiion
High-strength integrated pump housing together with multi-layer composite seals effectively eliminates internal and external oil leakage under heavy working loads
Every finished pump undergoes strict pressure endurance test, flow calibration and leakage bench inspection before factory delivery

3. Technical Parameters

Pump Type: Variable axial piston hydraulic pump

Max rated working pressure: 26.5 MPa

Control Mode: Load sensing pressure compensation control

Rated operating rotation speed: 2300 rpm

Input Shaft: OEM standard spline structure

Rotation Direction: Factory original specified rotation direction

Function: Supplies matched hydraulic power for travel system, swing mechanism, boom, arm and bucket hydraulic circuits

4. Compatibility & Cross Reference List

Applicable Equipment: Komatsu PC55MR-3

Interchange PN Group: 708-3S-00941, 708-3S-00940, 708-3S-00951, 708-3S-00952

5. BELPARTS Competitive Strength

We specialize in Komatsu mini excavator hydraulic core components. Three quality grades adapt to various procurement budget plans. Rigorous whole-process QC inspection ensures long-term stable working performance. Sufficient spot inventory supports global sea shipping and air shipping services. Professional installation guidance and timely after-sales technical support are available for all clients.

6. Common FAQ

Q1: Are these four part numbers mutually interchangeable?

A: All listed part numbers are official supersession alternative numbers for the identical main pump assembly, completely interchangeable during equipment maintenance and replacement work.

Q2: What is the performance difference between genuine new pump and aftermarket pump?

A: Genuine new pumps adopt original factory raw materials and assembly technology with consistent original performance; high-standard aftermarket pumps meet OEM dimensional standards with better cost performance for routine repair.

Q3: What is the delivery lead time?

A: In-stock goods will be delivered within 3–7 working days with mature worldwide logistics distribution channels.