Hydraulic line repair data

Hitachi ZX225US-3 Hose Repair Data

Hitachi ZX225US-3 currently has 112 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 112 records
Full specifications: 112 records
Systems: 15 systems
Length range: 240–3,750 mm

Hose repair details

Hose Length and Fitting List

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

Diagram Pipe No. 19

4684327

Installation route: 电磁阀(锁止阀)~模式转换阀

Length: 1,800 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 14

4470393

Installation route: 液压泵~先导滤芯

Length: 350 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 12

4667547

Installation route: 模式转换阀~中转接头

Length: 550 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 79A

4668885

Installation route: 中转接头~流速切换阀

Length: 2,700 mm
Specification: DN6;1SN-4;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 21

4630937

Installation route: 中转接头~分配阀下

Length: 750 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 19

4427111

Installation route: 中转接头~分配阀右

Length: 700 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 60A

4675282

Installation route: 电磁阀(破碎器)~过渡阀块(破碎器)

Length: 2,100 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 美制内螺纹74°内锥

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Diagram Pipe No. 37

9282821

Installation route: 左手柄~中转接头

Length: 3,700 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 35

9282819

Installation route: 左手柄~中转接头

Length: 3,750 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 89

4691634

Installation route: 大臂(破碎器)~过渡阀块(破碎器)

Length: 2,350 mm
Specification: DN25;4SP-16;34.5MPa
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. 12

9282830

Installation route: 进回油阀~中转接头

Length: 3,200 mm
Specification: DN10;1层纤维-6;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 14

4630941

Installation route: 中转接头~分配阀上

Length: 650 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 25A

4666677

Installation route: Boom cylinder — left 2 / left 3Original Chinese: 大臂油缸左2/左3

Length: 910 mm
Specification: DN16;4SP-10;34.5Mpa
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. 28

4672956

Installation route: 电磁阀~过渡阀块(破碎器)

Length: 400 mm
Specification: DN6;1SN-4;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 30

4665992

Installation route: 模式转换阀~中转接头

Length: 750 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 38

4630946

Installation route: 分配阀下~电磁阀

Length: 850 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 34A

4436315

Installation route: 左手柄~中转接头

Length: 3,750 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 12A

4632363

Installation route: 进回油阀~中转接头

Length: 3,200 mm
Specification: DN10;1层纤维-6;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 23

4661819

Installation route: 右手柄~中转接头

Length: 3,200 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 31A

4665993

Installation route: 模式转换阀~中转接头

Length: 700 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 4

4447713

Installation route: 大臂油缸黄油管

Length: 2,800 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 美制内螺纹74°内锥

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Diagram Pipe No. 73

4453063

Installation route: 中转接头~分配阀上

Length: 630 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 45°美制内螺纹37°内锥

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Diagram Pipe No. 26

4632358

Installation route: 右手柄~中转接头

Length: 3,300 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 41

4442331

Installation route: 流速切换阀~电磁阀(流速切换)

Length: 500 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 美制内螺纹74°内锥

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Diagram Pipe No. 12

4630938

Installation route: 中转接头~分配阀上

Length: 380 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 9

4667546

Installation route: 模式转换阀~中转接头

Length: 500 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 8

4632041

Installation route: 分配阀右~电磁阀

Length: 500 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90°美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Diagram Pipe No. 29A

4665991

Installation route: 模式转换阀~中转接头

Length: 800 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 20

4649405

Installation route: 中转接头~分配阀上

Length: 350 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 16

4450429

Installation route: 行走踏板~中转接头

Length: 3,000 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 36

9282820

Installation route: 左手柄~中转接头

Length: 3,700 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 0

4632449

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,200 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. 1A

4436267

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 420 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 4

4654125

Installation route: 大臂(前段)~大臂(后段)

Length: 850 mm
Specification: DN32;4SP-20;35Mpa
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. 1

4629656

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,000 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. 19

4630936

Installation route: 中转接头~分配阀下

Length: 710 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Narrow the selection

Control Lever44 hoses Attachments – Breaker19 hoses Swivel Joint10 hoses Pedal8 hoses Control Valve6 hoses Attachments5 hoses Hydraulic Pump4 hoses Boom Assembly3 hoses Attachments – Lock Valve3 hoses Grease Lines3 hoses Engine Oil Lines2 hoses Supply and Return Valve2 hoses

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 Hitachi ZX225US-3?

The current published data covers 15 systems and 112 hose records. Systems with more listed records include: Control Lever (44 hoses), Attachments – Breaker (19 hoses), Swivel Joint (10 hoses), Pedal (8 hoses), Control Valve (6 hoses), Attachments (5 hoses).

What is the hose length range for Hitachi ZX225US-3?

Based on published records with valid lengths, the range is 240–3,750 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX225US-3?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (45 records), DN6;1SN-04;22.5MPa (20 records), DN10;1SN-06;18MPa (13 records), DN6;1SN-4;7Mpa (8 records), DN19;4SH-12;42MPa (5 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX225US-3?

Each record keeps the left and right fitting descriptions separate. Current examples: 4684327: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4470393: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4667547: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi ZX225US-3 hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 19 (4684327), Pipe No. 14 (4470393), Pipe No. 12 (4667547), Pipe No. 79A (4668885). Open a record to compare its installation position with the linked manual page.

Hose Length and Fitting List

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Common Repair Questions