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Home > products > Seal Kit > Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage

Product Details

Place of Origin: GUANGDONG ,CHINA

Brand Name: YOUCHANG/ZHIPAN

Certification: UDEM

Model Number: Doosan DH250 Arm Seal Kit

Payment & Shipping Terms

Minimum Order Quantity: 10 sets

Price: Negotiable price

Packaging Details: PP bag ,carton, pallet

Delivery Time: 2-3 work days

Payment Terms: L/C, T/T, Western Union

Supply Ability: 10000 pcs per week

Get Best Price
Highlight:
Features:
High Wear Resistance, Excellent Sealing Performance, Durable For Heavy-duty Excavation
Machine Model:
Doosan DH250 Excavator
Application:
Arm Hydraulic Cylinder Seal Replacement
Parts Included:
Rod Seal, Piston Seal, Dust Seal, Wear Ring, Backup Ring, O-rings
Material:
PU,NBR,PTFE And So On
Temperature Range:
-35°C To +110°C (PU/NBR Seals)
Pressure:
35 MPa‌
Speed:
0.5m/s
Features:
High Wear Resistance, Excellent Sealing Performance, Durable For Heavy-duty Excavation
Machine Model:
Doosan DH250 Excavator
Application:
Arm Hydraulic Cylinder Seal Replacement
Parts Included:
Rod Seal, Piston Seal, Dust Seal, Wear Ring, Backup Ring, O-rings
Material:
PU,NBR,PTFE And So On
Temperature Range:
-35°C To +110°C (PU/NBR Seals)
Pressure:
35 MPa‌
Speed:
0.5m/s
Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage

Product Description

We manufacture this heavy-duty arm seal kit for Doosan DH250 excavators, specifically designed to replace worn or damaged hydraulic cylinder seals. It effectively prevents oil leakage, restores the powerful digging performance of your excavator, and extends the overall service life of your equipment. Featuring high quality and exceptional durability, this seal kit ensures perfect compatibility with Doosan DH250 arm cylinders for efficient and reliable repairs.

 

Product Details 

 

Place of origin Guangzhou,China
Place of shippment Guangzhou,China
Application Hydraulic  Cylinder
Application Machinery Repair Shops,Construction,Excavation Machinery,Industrial Hydraulic Systems,Minin&Heavy Equipment
Type Arm seal kit
Condition New Product in 2025
Can be accept temperature -30°C~120°C According to material
Can be accept pressure 35 MPa‌
Feature High temperature&High pressure&High wear Resistance
Shape Round
Hardness 70-90 shore A
Service Can be retail ,wholesale and custom
Packing You can choose bag,carton ,iron boxes  or custom package
Certificate OEM And UDEM

 

Company Description
Our ZHIPAN oil seal Company supplies various brands and models of excavators supporting ARM, BOOM and BUCKET seal kits, crushing hammer, hydraulic pump, walking motor, rotary motor, center joint, rotary joint, joystick, expansion sealing kit.

 

Products available for

VOLVO, CATERPILLAR, KOMATSU, HITACHI, KATO, SUMITOMO, KOBELCO, DAEWOO/DOOSAN, HYUNDAI, CASE ,JCB, KUBOTA , SANY, Longgong,LIUGONG,XCMG, ZOOMLION and other imported or joint venture excavators

Material : phenolic fabric, PU, NBR, FKM, PTFE, POM ect

Components: cylinder seal kits typically include a variety of seals such as rod seals, piston seals, wiper seals, and O-rings.
Applications: These kits are tailored for hydraulic cylinders, providing a comprehensive set of seals to ensure optimal performance and longevity.
 

Specifications:

1. Seals you see in the picture is made in China, and the quality can be promised

2. Safe &carefully. Standard export carton package and sending port is up to your need and requirement, To send the goods as soon as we can to save you time .

3. Our hydraulic cylinder seal kits which are suit to Excavator for Komatsu, Kobelco,Hitachi, Sumitomo, Kato, Daewoo, Hyundai, Volvo,caterpillar.

Packing 

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage 0

 

 

Porduct Display 

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage 1

 

 

 

 

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage 2

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage 3

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage 4

Specifications:

1. Seals you see in the picture is made in China, and the quality can be promised

2. Safe &carefully. Standard export carton package and sending port is up to your need and requirement, To send the goods as soon as we can to save you time .

3. Our hydraulic cylinder seal kits which are suit to Excavator for Komatsu, Kobelco,Hitachi, Sumitomo, Kato, Daewoo, Hyundai, Volvo,.

 

Used in the following applications:

Komatsu PC45MR PC56-7 PC60-7 PC70-8 PC60-6 PC40-7 PC40-8 PC60-2 PC60-5 PC60-6 PC75
PC100-5 PC120-6 PC150-5 PC130-7 PC200-3 PC200-6 PC200-8 PC210LC-8 PC220-8
PC240LC-8 PC300-3 PC300-5 PC300-6 PC300-7 PC360-7 PC400-3 PC400-5 PC600-6
Hitachi ZX60 ZX70 ZX100M-1 ZX120 EX60 EX60-2 EX60-3 EX60-7 EX100-1 EX120-5 EX120-6
ZX200 ZX200-3 ZX230 ZX240 ZX240-3 EX200-1 EX200-2 EX200-3 EX200-5 EX200-6
EX210-2 EX220-2 EX220-3 EX225-5 EX270 EX300-1 EX300-2 ZX330-3 ZX450H EX300-5
  312 315 302.5C 324D 320D 330 329D
E200B E240 320 320C
Hyundai R60-7 130 R200-5 R215-7 R225-9 R210W-7 R220-5 R250-7 R260-7 R290-3 R300-5
R375-7 R305-7 R335-7 R300-3 R450
Kobelco SK07 SK60 SK75 SK60-8 SK120 SK120-3 SK130 SK200-8 SK200-6 SK250-8 SK210-6
SK220-1 SK230-6 SK250-6 SK200-8 SK210-8 SK300-3 SK330-6
Doosan / Daewoo DH60-7 DH80-7 DH130 DH215-7 DH215-9 DH220-5 DH220-2 DH220-3 DH225-7 DH280-3
DH150 DH300 DH330-3 DH300-5 DH420LC-7 DH300-7
EC EC210BLC EC140BLC EC290B EC360B
210 240
Sumitomo SH120 SH75 SH100 S280 S280FA S280F2 S281 S340 S265F2
SH200 SH200A3
Kato HD550 HD450 HD800-7 HD400SEM HD700-2 HD700-5 HD700-7 HD800SD-5 HD900-7
HD820-2 HD820 HD770-1 HD770-2 HD880-1 HD850 HD250 HD400
Other brands CLG200 Sunward60 Sunward70
XG820

 

Doosan DH250 Arm Seal Kit Heavy Duty Hydraulic Cylinder Repair Seals to Prevent Oil Leakage 5

Why choose ZHIPANSEAL seal kit

1.Experience. We have been selling in the aftermarket for nearly 18 years, we know more about what kind of seal kits the machine needs under bad work conditions.

2.The accuracy of the dimensions.The same part number as the OEM, easy to query and purchase.

3.Price. We can beat all OEM parts in value,while as stated above the qulity of the parts will remain the same.

4.Lead Times. ZHIPANSEAL products have been exported for more than 17 years, and our extensive export experience can help you solve various transportation problems. We can ensure fast and efficient lead times across all ZHIPANSEAL Parts.

 

What is a Seal Kit?
A seal kit is a set of sealing components used to repair or maintain hydraulic or pneumatic cylinders in machinery. It typically includes various types of seals such as:

✅ Rod seals – prevent fluid leakage from the cylinder
✅ Piston seals – maintain pressure within the cylinder
✅ Dust seals / wipers – keep dirt and contaminants out
✅ Wear rings / guide rings – prevent metal-to-metal contact
✅ O-rings & backup rings – ensure tight sealing and support

 

Purpose of a Seal Kit:
1. Seal kits are essential to:

2. Restore the hydraulic or pneumatic cylinder’s performance

3. Prevent oil leakage

4. Maintain system pressure

5. Extend equipment lifespan

6. Reduce downtime and maintenance costs