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ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831

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ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831
Features Gallery Product Description Request A Quote
Features
Specifications
Product Name: Boom Cylinder Assy
Product Alias: Excavator Hydraulic Boom Cylinder
Part Number: 4628636 4628637 4644670 4638831
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
Basic Infomation
Place of Origin: Made In China
Brand Name: Glparts
Certification: ISO9001
Model Number: ZX330-3 ZaX330-3
Payment & Shipping Terms
Packaging Details: Wooden Case
Delivery Time: 7 Days
Payment Terms: T/T,Western Union,MoneyGram
Supply Ability: 2000pieces/month
Product Description

ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831



Product Description



Product Name

Excavator Boom Hydraulic Cylinder

Model

ZX280 ZX280-5G

Compatible With Other Models

ZX330-3 ZX330-3-HCMC ZX330-3F ZX330-5G ZX330LC-5G ZX350-3-AMS ZX350H-3 ZX350H-3F ZX350H-5G ZX350K-3 ZX350K-3F ZX350K-5G ZX350LC-3-HCME ZX350LC-3F-HCME ZX350LC-3FAMS ZX350LCH-5G ZX350LC

Temperature Range

-20-80°C

Part Number

4628636 4628637 4644670 4638831

Pressure Range21 MPa to 35 MPa
DimensionsCustomized

OEM

Yes


Service StageDetails
PreSales ServiceFree consultation and technical advice.

Customization options for dimensions and performance based on customer requirements.
InSales ServiceFast production and delivery times.

Real-time updates on manufacturing and shipment status.
AfterSales ServiceWarranty on manufacturing defects.

Technical support for installation and maintenance.

Replacement parts available for longterm support.

ps.If you are looking for other hydraulic cylinders for the ZX330-3, please contact us for a quote


List Of Spare Parts (4628636 4628637)



PosPart NoQtyParts name

4628636[1]CYL BOOM (R)

4628637[1]CYL.;BOOM (L)
1975001[1]TUBECYL  ASSY
1A+++++++[1]TUBECYL
1B4381855[2]PINBUSHING
2975002[1]RODPISTON ASSY
2A+++++++[1]RODPISTON
2B4381855[2]PINBUSHING
3975005[1]HEADCYL
4836104[1]BUSHING
5208504[1]RINGRETAINING
6974306[1]RINGBUFFER
7974307[1]U-RING
8836107[1]RINGBACK-UP
9807904[1]RINGWIPER
10A811140[1]O-RING
11962004[1]RINGBACK-UP
12166012[12]BOLTSOCKET
13836108[1]BRG CUSHION
14836109[1]SEALCUSHION
15975006[1]PISTON
16373411[1]RINGSEAL
16A+++++++[1]RINGSEAL
16B+++++++[1]O-RING
17492208[2]RINGBACK-UP
18962008[2]RING
19373413[2]RING
20373414[1]SHIM
21867308[1]NUT
22352715[1]SCREWSET
23104404[1]BALL
254337631[4]RINGWIPER
26975008[1]PIPE
27975009[1]PIPE
28984614[2]O-RING
29M341236[8]BOLTSOCKET
30975010[1]BAND
31975011[1]BAND
32J901035[2]BOLT
33A590910[2]WASHER
34236915[2]HOLDER
35236916[1]BOLT
36A590914[1]WASHERSPRING
37J75481[1]FITTINGGREASE
1004649049[1]SEALKIT

ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831 0

*Note:Suitable for different models. Please contact us for the specific part number,part number information is being updated


Company Information



GuangZhou GuoLi Engineering Machinery Co., Ltd., with over 16 years of experience in excavator hydraulic cylinders, is a foreign trade company specializing in a wide range of products, including crawler excavator arm cylinders, boom cylinders, bucket cylinders, cylinder tubes, cylinder rods, custom hydraulic cylinders, seal kits, hydraulic pumps, and electric parts, all designed for various excavator models. Our products have been exported to over 100 countries and regions worldwide.

Factory Tour


Our main product, excavator cylinders, is produced through a complete hydraulic cylinder production line, from design to manufacturing. With over ten years of experience, we’ve upgraded our offerings to multi-stage hydraulic cylinders. We focus on cylinder customization and produce a variety of domestic and imported excavator cylinders. Using advanced CNC lathes, grinders, and assembly equipment, we strictly follow ISO quality standards throughout production.

工厂.jpg

Piston Rod Production Process


FeatureDescription
MaterialTempered steel
Surface TreatmentInduction hardened before chrome plating to prevent bending and scratching
Rust ResistanceResists rust for over 100 hours in salt spray tests
Production ProcessProduced and electroplated in-house
FinishMirror finish technology


ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831 2

Automatic Welding Process


FeatureDescription
Welding MethodFully automated welding for consistency and integrity
CraftsmanshipLean welding craft ensures strong joint strength and eliminates defects
Weld Seam QualityWeld seam matches the appearance of original parts
DurabilityWelded parts are not easy to fall off


ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831 3

Finished Product Warehouse Display


ZX330-3 ZaX330-3 Hydraulic Boom Cylinder For Hitachi 4628636 4628637 4644670 4638831 4



Exhibition Showcase



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


Exhibition With Cooperated Clients


展会+.jpg


Certificates



Certification

证书.jpg

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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Fax : 86-86-13081912597
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