Hydraulic line repair data

Doosan DX140W-3 Hose Repair Data

Coverage details

Hoses: 48 records
Full specifications: 48 records
Systems: 11 systems
Length range: 300–3,300 mm

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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. 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. 22

DS2113006

Installation route: 右手柄P口~进回油阀P口

Length: 1,820 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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Diagram Pipe No. 26

DS2121113

Installation route: 中转接头A5口~分配阀PC1口

Length: 600 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. 4

DS20531098

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

Length: 2,380 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. 1

DS2121267

Installation route: 分配阀PB8口~大臂缓冲阀C口

Length: 1,590 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. 19

DS2113002

Installation route: 右手柄T口~进回油阀T口

Length: 1,750 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: 70°美制内螺纹平面密封

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Diagram Pipe No. 20

DS2113031

Installation route: 左手柄4口~中转接头B5口

Length: 1,910 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: 70°美制内螺纹平面密封

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Diagram Pipe No. 5

DS2121137

Installation route: 液压油箱~EPPR阀T口

Length: 500 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. 21

DS2113003

Installation route: 左手柄3口~中转接头B3口

Length: 1,950 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: 75°英制内螺纹60°外锥

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Diagram Pipe No. 2

2184-1197D74

Installation route: 左过渡阀块(破碎器)T口~右过渡接头(破碎器)

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: 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. 9

DS20111447

Installation route: 方向盘T口~优先阀CF口

Length: 410 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. 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. 5

DS2121251

Installation route: 分配阀PC2口~接线板(大臂油缸锁止阀)

Length: 1,800 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. 3

DS20531097

Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管

Length: 1,770 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

DS2053796

Installation route: 左大臂座销黄油管

Length: 880 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. 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. 6

DS2121140

Installation route: 液压油箱~接线板(大臂油缸锁止阀)

Length: 1,950 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

DS20131315

Installation route: 控制阀T口~回油铁管(液压油箱)

Length: 780 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: 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. 117

DS2121182

Installation route: 分配阀X2口~电磁阀A口

Length: 1,100 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. 9

DS20111207

Installation route: 方向盘T口~优先阀CF口

Length: 420 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. 39

DS2121007

Installation route: 中转接头~分配阀PA6口

Length: 700 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. 8

DS2121051

Installation route: 大臂缓冲阀T2口~液压油箱

Length: 1,530 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. 25

DS2121008

Installation route: 中转接头A7口~分配阀PB1口

Length: 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. 4

DS2121121

Installation route: EPPR阀A口~电磁阀T口

Length: 990 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. 4

DS20531097

Installation route: Two-piece boom grease lineOriginal Chinese: 分节大臂黄油管

Length: 1,770 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. 42

DS2121138

Installation route: 电控液压动力转向阀T口~进回油阀T口

Length: 300 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. 9

DS2093340

Installation route: 前桥黄油管

Length: 710 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. 8

DS20111008

Installation route: 回油铁管(液压油箱)~优先阀CF口

Length: 1,780 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. 6

2184-1045D125

Installation route: Two-piece boom grease lineOriginal Chinese: 分节大臂黄油管

Length: 1,700 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. 7

2184-1045D111

Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管

Length: 1,570 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

2184-1046D51

Installation route: 回转马达黄油管

Length: 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. 25

DS2121006

Installation route: 中转接头A9口~分配阀PA1口

Length: 650 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. 7

2184-1197D104

Installation route: 回转接头12口~行走马达S口

Length: 750 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: 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. 3

2184-1045D196

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

Length: 1,730 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

DS2121011

Installation route: 分配阀PA2口~液压油箱

Length: 1,070 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. 4

2184-1045D236

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

Length: 2,230 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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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 DX140W-3?

The current published data covers 11 systems and 48 hose records. Systems with more listed records include: Grease Lines (11 hoses), Control Lever (9 hoses), Attachments – Breaker (8 hoses), Attachments (6 hoses), Swivel Joint (5 hoses), Control Valve (2 hoses).

What is the hose length range for Doosan DX140W-3?

Based on published records with valid lengths, the range is 300–3,300 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Doosan DX140W-3?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (29 records), DN10;1SN-06;18MPa (11 records), DN13;1SN-08;16MPa (5 records), DN19;1SN-12;10.5MPa (2 records), DN19;4SH-12;42MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Doosan DX140W-3?

Each record keeps the left and right fitting descriptions separate. Current examples: DS2121128: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; DS2113006: left American female thread, flat-face seal; right 75°美制内螺纹平面密封; DS2121113: 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 DX140W-3 hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 4 (DS2121128), Pipe No. 22 (DS2113006), Pipe No. 26 (DS2121113), Pipe No. 4 (DS20531098). Open a record to compare its installation position with the linked manual page.

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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.

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