Hydraulic line repair data

Hitachi ZX190W-6N Hose Repair Data

Hitachi ZX190W-6N currently has 41 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 41 records
Full specifications: 41 records
Systems: 11 systems
Length range: 320–2,900 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. 30

4659943

Installation route: 轮上作动筒~铁管(作动筒)

Length: 760 mm
Specification: DN10;1SN-6;7Mpa
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. 1

4250079

Installation route: 回转接头~铁管(分配阀)

Length: 1,000 mm
Specification: DN19;4SP-12;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. 8

4721455

Installation route: 分配阀后左~分配阀后右

Length: 420 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. 17

4656801

Installation route: 液压泵~电磁阀(液压泵)

Length: 950 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. 13

4635248

Installation route: 中转接头~分配阀上

Length: 500 mm
Specification: DN10;1SN-6;18MPa
Left fitting: 美制内螺纹74°内锥双六角
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 20

4636420

Installation route: 液压泵~电磁阀(液压泵)

Length: 600 mm
Specification: DN10;1SN-6;7Mpa
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. 11

4662576

Installation route: 回转马达~中转接头

Length: 1,950 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. 15

4613177

Installation route: 中转接头~电磁阀(踏板)

Length: 2,800 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. 36

4657309

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

Length: 420 mm
Specification: DN12;1SN-8;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. 24

4408485

Installation route: 分配阀下~过渡阀块(隔板)

Length: 1,550 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. 1

4315339

Installation route: 回转接头~前传动轴

Length: 1,050 mm
Specification: DN10;4SH-06;44.5MPa
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. 25

4724127

Installation route: 回转接头~刹车踏板

Length: 1,900 mm
Specification: DN10;2SN-6;20.5MPa
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. 15

4725864

Installation route: 右手柄~进回油阀

Length: 1,650 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. 3

4706926

Installation route: 液压油箱~电磁阀

Length: 2,600 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. 16

4628918

Installation route: 大臂油缸

Length: 850 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. 5

4470875

Installation route: Swing motor → return steel line (hydraulic tank)Original Chinese: 回转马达~回油铁管(液压油箱)

Length: 320 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. 6

4429283

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

Length: 2,600 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. 20

4662954

Installation route: 大臂(前段)~大臂(后段)

Length: 1,200 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. 18

4270458

Installation route: 蓄能器~

Length: 800 mm
Specification: DN12;1SN-8;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. 18

4474669

Installation route: 液压泵~电磁阀(液压泵)

Length: 750 mm
Specification: DN10;1SN-6;18MPa
Left fitting: 美制内螺纹74°内锥双六角
Right fitting: 美制内螺纹74°内锥双六角

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Diagram Pipe No. 15

4713483

Installation route: 中转接头~分配阀下

Length: 900 mm
Specification: DN10;1SN-06;18MPa
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. 9

4620080

Installation route: 电磁阀~中转接头

Length: 450 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. 5

4449378

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

Length: 2,400 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. 31

4448946

Installation route: 回转接头~电磁阀

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. 23

4724125

Installation route: 回转接头~过渡阀块(刹车踏板)

Length: 1,850 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. 4

4652746

Installation route: 小臂破碎器截止阀右

Length: 1,600 mm
Specification: DN25;4SP-16;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. 54

4663268

Installation route: 回转接头~铁管(支腿架)

Length: 1,900 mm
Specification: DN10;1SN-6;18MPa
Left fitting: 美制内螺纹74°内锥双六角
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 3

4305229

Installation route: 回转接头~前传动轴

Length: 1,000 mm
Specification: DN10;2SN-06;20.5MPa
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. 1

4628865

Installation route: 分配阀上~电磁阀(隔板)

Length: 1,400 mm
Specification: DN10;1SN-6;7Mpa
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. 29

4489882

Installation route: 中转接头~电磁阀(隔板)

Length: 1,300 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. 19

4644144

Installation route: 中转接头~过渡阀块(手柄)

Length: 2,400 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. 12

4715255

Installation route: 分配阀下~液压油箱

Length: 2,100 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. 1

4726259

Installation route: 分配阀下~电磁阀

Length: 1,100 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. 86

4436269

Installation route: 前电磁阀(支腿架)~后电磁阀(支腿架)

Length: 350 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 90°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. 18

4644143

Installation route: 中转接头~过渡阀块(手柄)

Length: 2,400 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. 6

4450505

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

Length: 2,500 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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Narrow the selection

Swivel Joint9 hoses Control Lever8 hoses Control Valve4 hoses Attachments4 hoses Hydraulic Pump3 hoses Attachments – Breaker3 hoses Grease Lines3 hoses Boom Assembly2 hoses Swing Motor2 hoses Hydraulic Tank2 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 ZX190W-6N?

The current published data covers 11 systems and 41 hose records. Systems with more listed records include: Swivel Joint (9 hoses), Control Lever (8 hoses), Control Valve (4 hoses), Attachments (4 hoses), Hydraulic Pump (3 hoses), Attachments – Breaker (3 hoses).

What is the hose length range for Hitachi ZX190W-6N?

Based on published records with valid lengths, the range is 320–2,900 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX190W-6N?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (12 records), DN10;1SN-06;18MPa (6 records), DN6;1SN-4;7Mpa (5 records), DN6;1SN-04;22.5MPa (4 records), DN10;1SN-6;18MPa (3 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX190W-6N?

Each record keeps the left and right fitting descriptions separate. Current examples: 4659943: left 美制内螺纹37°内锥; right 90°美制内螺纹37°内锥; 4250079: left American female thread, flat-face seal; right American female thread, flat-face seal; 4721455: 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 ZX190W-6N hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 30 (4659943), Pipe No. 1 (4250079), Pipe No. 8 (4721455), Pipe No. 17 (4656801). 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