Hydraulic line repair data

Doosan Hydraulic Hose Directory

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Coverage details

Hoses: 1,433 records
Full specifications: 1,433 records
Systems: 16 systems
Length range: 220–3,970 mm

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DX140LC-3Browse hose records DX160LC-3Browse hose records DX140LCBrowse hose records DX150LCBrowse hose records DX160LCBrowse hose records DX80RBrowse hose records DX150LC-9CBrowse hose records DX85R-3Browse hose records DX140WBrowse hose records DX60RBrowse hose records DX15Browse hose records DX18Browse hose records DX140LC-5Browse hose records DX140W-3Browse hose records DX160LC-5Browse hose records DX160W-3Browse hose records DX140W-5Browse hose records DX140LCR-3Browse hose records

34 published models

Handwritten technical data

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Workshop notebook

DH150LC-7

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Workshop notebook

DH215-7

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DH215-9

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Workshop notebook

DH215-9E

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Workshop notebook

DH220-7

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DH220-9E

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Workshop notebook

DH220LC-V

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Workshop notebook

DH225LC-7

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Workshop notebook

DH258LC-7

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Workshop notebook

DH258LC-V-5

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DH300LC-7

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DH300LC-V

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Workshop notebook

DH370LC-7

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DH370LC-9

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DH420LC-7

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DH500LC-7

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DH55GOLD

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Workshop notebook

DX150LC

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Workshop notebook

DX150LC-9C

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Workshop notebook

DX215-9C

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Workshop notebook

DX220LC-9C

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Workshop notebook

DX225LC

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DX225LC-9C

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Workshop notebook

DX230LC

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DX260LC

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Workshop notebook

DX260LC-9C

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Workshop notebook

DX300LC

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Workshop notebook

DX300LC-9C

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Workshop notebook

DX340LC-9C

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Workshop notebook

DX345LC

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Workshop notebook

DX350LC

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DX380LC

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DX380LC-9C

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Workshop notebook

DX420LC

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Hose repair details

Hose Length and Fitting List

Showing 36 representative records. Return to the finder for a more specific search.

Diagram Pipe No. 33

DS2121225

Installation route: 推土铲手柄1口~中转接头B7口

Length: 1,720 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 2

2184-1054D90

Installation route: Bucket cylinderOriginal Chinese: 铲斗油缸

Length: 850 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 6

DS2121050

Installation route: 中转接头~分配阀PB3口

Length: 1,300 mm
Specification: DN10;1SN-06;18MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 6

DS2053975

Installation route: 大臂(前段)~大臂(后段)

Length: 2,470 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 2

2184-1036D306

Installation route: 液压油箱~电磁阀

Length: 300 mm
Specification: DN10;1SN-06;18MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 48

DS2023318

Installation route: 液压泵B3口~吸油铁管

Length: 480 mm
Specification: DN25;1SN-16;8.8MPa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 2

DS2093200

Installation route: 快速联轴阀T口~液压油箱

Length: 520 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 77

DS2011037

Installation route: 中转接头~分配阀PA5口

Length: 960 mm
Specification: DN10;1SN-06;18MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 5

DS2094006

Installation route: 行走踏板~回油阀

Length: 400 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 53

DS2093181

Installation route: 破碎器踏板T口~液压油箱

Length: 2,500 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Hose record

DS2040537

Installation route: 液压油箱~散热器下

Length: 620 mm
Specification: DN38;2SN-24;9MPa
Left fitting: Light-series flangeOriginal Chinese: 法兰-轻型
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 5

DS20531099

Installation route: Left boom-cylinder grease lineOriginal Chinese: 左大臂油缸黄油管

Length: 1,870 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 3

DS2011605

Installation route: 大臂油缸

Length: 690 mm
Specification: DN13;4SP-08;41.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 65

DS2093074

Installation route: 分配阀PP口~电磁阀P1口

Length: 720 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 31

DS2093130

Installation route: 破碎器踏板T口~过渡阀块(驾驶室)T5口

Length: 260 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 20

DS2093288

Installation route: 推土铲手柄T口~进回油阀

Length: 1,980 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 13

2184-1054D45

Installation route: 回转接头~推土铲油缸

Length: 550 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 47

DS2011112

Installation route: 液压泵DR1口~回油铁管(液压油箱)

Length: 950 mm
Specification: DN19;1SN-12;10.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Hose record

DS20111454

Installation route: 电磁阀~液压油过滤器

Length: 1,730 mm
Specification: DN13;1SN-08;16MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 36

DS2093193

Installation route: 大臂摆动踏板1口~分配阀PB2口

Length: 1,050 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 104

DS2093070

Installation route: 中转接头~分配阀PB6口

Length: 300 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 4

DS2121128

Installation route: 电磁阀A口~截止阀(分配阀后下)P口

Length: 310 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 60

DS2093107

Installation route: 行走踏板P口~回转马达PG口

Length: 3,530 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 3

DS2121022

Installation route: 模式转换阀D2口~分配阀PA8口

Length: 370 mm
Specification: DN10;1SN-06;18MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 8

DS20551379

Installation route: 大臂(快换)~小臂(快换)

Length: 800 mm
Specification: 35MPa
Left fitting: Female threadOriginal Chinese: 内螺纹
Right fitting: 90° elbow, female threadOriginal Chinese: 90°内螺纹

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Hose record

2184-1196D142

Installation route: 大臂油缸

Length: 670 mm
Specification: DN19;4SH-12;42MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 46

2184-1026D358

Installation route: 回转马达DB口~液压油箱

Length: 600 mm
Specification: DN13;1SN-08;16MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 14

DS2092307

Installation route: 液压泵L口~液压油箱

Length: 890 mm
Specification: DN10;1SN-06;18MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 3

DS2094019

Installation route: 分配阀T1口~液压油箱

Length: 1,500 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Hose record

DS2119105

Installation route: 分配阀后~回转马达

Length: 770 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 6

DS20121201

Installation route: 分配阀P口~铁管(分配阀旁)

Length: 630 mm
Specification: DN25;4SH-16;38.8MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 45°美制内螺纹平面密封

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Diagram Pipe No. 13

DS2113005

Installation route: 右手柄P口~进回油阀P口

Length: 1,700 mm
Specification: DN10;1SN-06;18MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 75°美制内螺纹平面密封

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Hose record

DS2121049

Installation route: 分配阀后~分配阀后

Length: 530 mm
Specification: DN10;1SN-06;18MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 8

DS2093115

Installation route: 分配阀PB6口~梭阀(踏板)C2口

Length: 600 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 2

DS2093663

Installation route: 模式转换阀B1口~分配阀PB9口

Length: 245 mm
Specification: -
Left fitting: Female threadOriginal Chinese: 内螺纹
Right fitting: 90° elbow, female threadOriginal Chinese: 90°内螺纹

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Diagram Pipe No. 5

DS2053883

Installation route: Arm-cylinder grease lineOriginal Chinese: 小臂油缸黄油管

Length: 2,660 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Manual coverage

Machines with PDF Manuals

Use these manuals to identify the machine and system. Hose-level specifications appear on individual hose records.

Excavator

Doosan DX140LC

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX140W

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX180LC-5

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX300LC-5

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX55W

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX57W-5

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX63-3

Related manuals: 1
Hose specification manuals: 0

View model manuals

Excavator

Doosan DX80R

Related manuals: 1
Hose specification manuals: 0

View model manuals

Based on current published data

Common Repair Questions

Questions appear only when a published record or linked PDF page provides the answer.

Which systems and hoses are currently listed for Doosan?

The current published data covers 16 systems and 1433 hose records. Systems with more listed records include: DX150LC · Control Valve (25 hoses), DX15 · Swivel Joint (19 hoses), DX18 · Swivel Joint (19 hoses), DX150LC-9C · Control Lever (17 hoses), DX140LC · Attachments (16 hoses), DX140LC-3 · Swivel Joint (16 hoses).

What is the hose length range for Doosan?

Based on published records with valid lengths, the range is 220–3,970 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Doosan?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (826 records), DN10;1SN-06;18MPa (217 records), DN19;4SH-12;42MPa (118 records), DN13;1SN-08;16MPa (85 records), DN13;4SP-08;41.5MPa (44 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Doosan?

Each record keeps the left and right fitting descriptions separate. Current examples: DS2121225: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; 2184-1054D90: left British female thread, 60° external cone seat; right British female thread, 60° external cone seat; DS2121050: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Doosan hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 33 (DS2121225), Pipe No. 2 (2184-1054D90), Pipe No. 6 (DS2121050), Pipe No. 6 (DS2053975). Open a record to compare its installation position with the linked manual page.

Which PDF pages can help locate Doosan hoses?

Available manual references include: Doosan DX140LCR Excavator Parts Manual, page 138 (Fig. 1240 OIL COOLER PIPING(3)).

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Verify, where applicable:
1. Exact machine model and any serial-number range.
2. Hydraulic system and installation route.
3. Hose part number and diagram pipe number.
4. Finished length, hose specification, and pressure rating.
5. Both end fittings, including thread, sealing seat, size, and angle.
6. Installation-diagram position and routing.

State explicitly what you could not verify. Do not infer a missing dimension or fitting. End with a short on-machine checklist for a hose repair technician.