• Guangzhou Guoli Engineering Machinery Co., Ltd.
    David
    We’ve been working with GLPARTS for our excavator hydraulic needs, and their customer service has been fantastic. The quality of the cylinders is top-notch, and they match perfectly with our Volvo and Hyundai excavators. Fast shipping, excellent fit, and reliable performance!
  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    John
    We’ve been using GLPARTS' hydraulic cylinders for our excavators for over a year now, and we couldn't be happier. The quality is excellent, the fitment is perfect, and delivery times are always faster than expected. Highly recommend their products for any heavy equipment needs!
  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    Maria
    Thank you to GLPARTS for their fast and reliable service. The hydraulic cylinders we purchased fit our JCB excavators perfectly, and we’ve seen a noticeable improvement in efficiency. The cylinders are made of high-quality materials, and they’ve been holding up well under tough conditions.
Contact Person : Tina
Phone Number : 13081912597
WhatsAPP : +8613081912597

203-63-02721 Arm Cylinder PC128US Excavator Hydraulic Arm Cylinder For Komatsu Parts

Place of Origin Made In China
Brand Name Glparts
Certification ISO9001
Model Number PC128US
Minimum Order Quantity 1
Price Negotiation
Packaging Details Wooden Case
Delivery Time 7 Days
Payment Terms T/T,Western Union,MoneyGram
Supply Ability 2000pieces/month

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Product Details
Product Name Excavator Hydraulic Arm Cylinder Product Alias Excavator Hydraulic Cylinder
Models PC128US Compatible Other Models PC120 PC128UU PC130 PC138US PC158US
Machine Category Excavator Can It Be Customized? Yes
Surface Treatment Piston Rod Hard Chromium Plating Cylinder Tube ,Inner Honed Seal Brand For Japan NOK And US SKF
Seal Material PU Testing 100% Pressure Testing Before Delivery
Factory Direct Supply Yes PN1 707-E1-01740 707-13-95160 707-G1-X1740KZ
PN2 203-63-72300 203-63-72340 20S-63-02480 20S-63-02423 20S-63-X2424 PN3 20S-63-X2423 20S-63-02423 20S-63-77442 3F3093054
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Product Description

203-63-02721 Arm Cylinder PC128US Excavator Hydraulic Arm Cylinder For Komatsu Parts



Product Description



Product Name

Excavator Hydraulic Arm Cylinder 

Model

PC128US 

Part Number

203-63-02721 2036302721

Application

 For Komatsu PC128US Excvator Parts 

Temperature Range

-20-80°C

Pressure Range 21 MPa to 35 MPa
Dimensions Customized

OEM

Yes


Other Hydraulic Cylinder We Provided



Part Number Description
203-63-02722 CYLINDER assy,ARM
203-63-02731 CYLINDER assy,BUCKET
203-63-02790 CYLINDER assy,BUCKET
203-63-02900 CYLINDER assy,BOOM
203-63-02951 CYLINDER assy,BOOM
203-63-07141 CYLINDER assy,BUCKET
203-63-02701 CYLINDER assy,BOOM
203-63-02391 CYLINDER assy,BUCKET
203-63-02371 CYLINDER assy
203-63-02361 CYLINDER assy,R.H
203-63-02351 CYLINDER assy,L.H
203-63-02332 CYLINDER assy,BUCKET
203-63-02331 CYLINDER assy,BUCKET
203-63-02322 CYLINDER assy,ARM
203-63-02321 CYLINDER assy,ARM
203-63-02303 CYLINDER assy,BOOM
203-63-02302 CYLINDER assy,BOOM
203-63-02131 CYLINDER assy,BUCKET
203-63-02722 CYLINDER assy,ARM
203-63-02731 CYLINDER assy,BUCKET
203-63-02790 CYLINDER assy,BUCKET
203-63-02900 CYLINDER assy,BOOM
203-63-02951 CYLINDER assy,BOOM
203-63-07141 CYLINDER assy,BUCKET
203-63-07190 CYLINDER assy
203-63-07700 CYLINDER assy,BOOM
203-63-07720 CYLINDER assy
203-63-07721 CYLINDER assy,ARM
203-63-07730 CYLINDER assy,BUCKET
203-63-07740 CYLINDER assy,BUCKET

 

Key Features OF 203-63-02721 Arm Cylinder



Sturdy Build Quality:

Crafted from premium materials, the excavator hydraulic cylinder is designed to endure the tough demands of construction and heavy-duty applications. Its robust structure ensures long-lasting performance, minimizing downtime and reducing the need for frequent replacements.


Exceptional Performance in Harsh Conditions:

The hydraulic cylinder offers smooth and precise operation even in extreme environments, such as high pressure or extreme temperatures. Its reliable performance enables efficient lifting, digging, and material handling, ensuring that the excavator performs optimally under tough conditions.


Low Maintenance Needs:

Built for durability, the hydraulic cylinder demands minimal maintenance. Routine inspections and occasional lubrication are all that’s needed to keep it running smoothly, allowing operators to focus on the task at hand rather than frequent repairs.


Company Information


 

We are a leading manufacturer of replacement hydraulic cylinders, specializing in a wide range of products for both domestic and international markets. With advanced manufacturing and strict quality control, we focus on meeting diverse customer needs with high efficiency, precision, and superior quality.


Factory Tour

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Piston Rod Production Process

203-63-02721 Arm Cylinder PC128US Excavator Hydraulic Arm Cylinder For Komatsu Parts 1

Automatic Welding Process

203-63-02721 Arm Cylinder PC128US Excavator Hydraulic Arm Cylinder For Komatsu Parts 2

Finished Product Warehouse Display


203-63-02721 Arm Cylinder PC128US Excavator Hydraulic Arm Cylinder For Komatsu Parts 3


 

Exhibition Showcase



Our Presence at Major Exhibitions: 2023 Malaysia & 2024 Shanghai Bauma

 

Exhibition With Cooperated Clients


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Certificates



 

Certification

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FAQ


 


1.How can I be sure the part will fit my excavator ?

  • Give us correct model number /machine serial number /any numbers on the parts itself.

  • Or measure the parts give us dimension or drawing.


2.What material do you use on hydraulic cylinder?

  • High frequency quenching No.40 manganese steel as rod material so the cylinder rod has better bending resistance.

  • No.25 manganese steel as tube material ,so the tube has better wear resistance,

    High-strength hardened steel as rod head and tube head ,so the cylinder head and rod head more durable.

  • Name-brand seal kits to reduce the hydraulic cylinder oil leakage rate.


3.How long can an order delivery?

  • For some often used models of excavator hydraulic cylinder , we have in stock, within 7 days .

  • For any order less than one container takes about 2 weeks to finish; Order of 1-2 container takes 4 -6weeks.

  • At busy manufacturing season, manufacturing time needs more which can confirm by discussion.


4.How to pay?

  • Order less than 3000USD, full payment at order, Order over USD3000 value ,50% deposited in to start,

    50% balance paid to deliver,inspection service accepted.

  • For customized order, 70%payment as deposit ,30% balance paid to deliver.


5.How to delivery?

  • If you have shipping agent ,we will cooperate with your agent to arrange shipment .

  • If not , we have good relationships with shipping companies, express suppliers.

  • For light goods ,by UPS/DHL/TNT(DAP terms) , For heavy goods ,by sea (FOB,CIF,CFR)



 

Customer Reviews



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