Hitachi EX300-3 EX330 Excavator Spare Parts Hydraulic Parts Relief Valve For Excavator

Hitachi EX300-3 EX330 Excavator Spare Parts Hydraulic Parts Relief Valve For Excavator

Product Description

The Hitachi EX300-3 and EX330 excavators are robust machines designed for heavy-duty construction

and mining appliCATEEions. Ensuring that these machines operate efficiently and safely requires

regular maintenance and the availability of high-quality spare parts, particularly for the hydraulic system.

The relief valve is one such critical component that plays a significant role in

protecting the hydraulic system from overpressurization.

Key Features

Product Name: The main relief valve part numbers for the Hitachi EX300-3 and EX330 excavators include 4372038.
Brand Compatibility: Specifically designed for Hitachi EX300-3 and EX330 excavators,

ensuring perfect fit and functionality.
Hydraulic System Protection: Protects the hydraulic system from overpressurization

by venting excess pressure to the atmosphere when it exceeds a certain preset limit.

This prevents damage to the system and ensures safe operation.
Durability and Reliability: Made with high-quality materials, these relief valves are designed to

withstand the harsh conditions typically encountered in construction and mining environments.

Their reliability ensures continuous operation without frequent maintenance or replacement.
Ease of Installation: These valves are engineered for straightforward installation,

making them suitable for both OEM appliCATEEions and aftermarket replacements.

Other Models And Types We Can Provide(More than these,Whatsapp:+8618928932952)

Excavator Spare Parts Related

Company Profile
Koko Shop Machines Co., Ltd. (HFH Seals registered in Hong Kong),loCATEEEEed inGuangzhou,China,
is a professional supplier /OEM supplier for excavator parts,and has been specializing in this line of business
for more than 15 years.our company is main in excavator parts,hydraulic parts,engine parts,transmission parts,
piston,hydraulic pump,solenoid valve and ect.Our products are exported to more than 20 countries
including Europe, America, Africa and Southeast Asia. We have professional engineers
and experienced marketing team to provide you with the most assured service.



Our Advantages
1. Professtional: about 15 years experience in machinery parts field .
2. Good quality: OEM and high copy goods selected from the best factory in china.
We will check the goods strictli before sending to the clients.
3. Competive price: We offer wholesale price for the the OEM; high copy and aftermaket parts for
KOMATSU, CUMMINS, and CATEEEE parts.
4. One-stop-shop: Miscellaneous items with sufficient stock to meet your one -stop-purchasing.
5. One-stop Service: if you have any question after geeting the goods,you can contact us at any time .
One sale will follow the whole case for the clients.
6. The cheapest shipping: We have cooperated to the best forwarder for many years,
we can quote you he cheapest shipping way.

Below Details
Compang name:Guangzhou Koko Sho Machinery Co,.Ltd
My name:Wendy
Whatsapp/tel:+8618928938952
E-mail:huilianparts0711@163.com
Website:www.excavtorbreakerparts.com

Koko Shop Machine Co.,Ltd (Huilian Machinery) found in 2011, is a professional supplier who is specializd in construction machinery parts for excavator and attachments, including Hydraulic Hammer, Hydraulic Breaker Spare Parts, Quick Coupler, Hydraulic Grab, Ripper, Vibrator, etc. And, Excavator parts Engine, Hydraulic Pump, Swing motor, Travel motor, Main control Valve, Swivel Joint, Hydraulic seal kit. After 12 years developments, Huilian Machinery factory make quality parts with it's advance technology and advance machines. Hydraulic Breaker Parts suitable for: Atlas copco, Soosan, Furukawa, Atlas Copco, Alpha, Bretec, BTI, CATEEEEEE, CP, Daemo, DMB, Alicon, D&A, Doosan, EDT, Epiroc, Everdigm, Fine, Furukawa, General GB, Hammeroc HR, Hyundai HDB, Indeco HP MES, JCB, Kent, KCB, Komac, Komatsu JTHB, JKHB, Korota, Krupp, Kwanglim, Konan, Montabert, MSB, MTB, Noah, NPK, Okada, OKB, Omal, Poqutec, Powerking, Promove, Rammer, RB Hammer, RBI, Rhino, , Soosan, Stanley, Teisaku, T&H, Toku, Toyo, UBTECH, ECand so on. Hydraulic Excavator Parts suitable for: Komatsu, Hitachi, EC, Hyundai, Kobelco, Sumitomo, Kato, Doosan, JCB, cx, Sany, Liugong, XCMG, Xugong, Zoomlion, etc. OEM and ODM service offered.

In order to meet different customers' needs, Huilian Machinery also purchases Genuine Parts from German, Japan, Korea. And we established a long-term business relationship with customers from all over the world, like: U S A, Mexico, Saudi Arabia Kenya, Algeria, UAE, Russia, Morocco, etc. In 2023, Huilian Machinery became Distributors of easywork engineering machinery (SANY Group) in Russia and indonesia.

Koko Shop Machine is continuously seeking the chances to meet all the friends both from home and abroad for win-win cooperation.

And we believe that quality parts will take us to a further place. Let’s build a better tomorrow, together!

Introduction to Koko Shop Company

CertifiCATEEEEions

Enteprise Honor

Service Brand

Our Factory

Koko Shop Machine Management Department is an important control method for processing quality. It equipped with the most advanced inspection equipments The professional control devices,it can provide accurate reference data to choose the most suitable material and accessories, which also effectively control parts quality. Besides, it also provides digital information for engineers and quality controller to determine feasibility for spare parts after processing. This is the working processing of quality control.

Chooing steady quality supplier. After purchasing raw material, duing testing if it is proved well, then we will arrange these eligible matrial that come into warehouse.

When the spare parts finish and come into testing working conditon. Every worker will be responsible for their spare parts. They will give out fact testing date and results. After proving testing date is accord with delivery standard. Then Koko Shop Machine Quality Management Department will allow these spare parts that go to packing department and packing.

Before delivery, Koko Shop Machine Quality Management Department should check all mark and packing conditon. If it is prove it is accord with exporting standard and customer's requirement. Then they will allow these equipment come into fininshed product area. 

Of course Koko Shop Machine Quality Management Department have the right to make sample testing for every production step to make sure product quality.