Hydraulic line repair data

Hitachi EX400LC-3 Attachments Hose List

Hitachi EX400LC-3 Attachments currently has 12 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 12 records
Full specifications: 12 records
Systems: 1 systems
Length range: 300–4,800 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 29

4366749

Installation route: 中转接头(踏板)~过渡阀块(踏板)

Length: 560 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. 46

4333713

Installation route: 过渡阀块(回转马达)~过渡阀块(分配阀)

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. 30

4366750

Installation route: 中转接头(踏板)~过渡阀块(踏板)

Length: 560 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

4366752

Installation route: 中转接头(手柄)~过渡阀块(手柄)

Length: 300 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. 28

4304437

Installation route: 中转接头(踏板)~过渡阀块(踏板)

Length: 560 mm
Specification: DN10;1层纤维-6;14MPa
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

4366759

Installation route: 过渡阀块(分配阀)~过渡阀块(液压油箱)

Length: 1,350 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. 28

4366748

Installation route: 中转接头(踏板)~过渡阀块(踏板)

Length: 560 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. 30

4304441

Installation route: 中转接头(踏板)~过渡阀块(踏板)

Length: 560 mm
Specification: DN10;1层纤维-6;14MPa
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. 31

4366751

Installation route: 中转接头(踏板)~过渡阀块(踏板)

Length: 560 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

4259316

Installation route: 中转接头(手柄)~过渡阀块(手柄)

Length: 300 mm
Specification: DN6;2层纤维-4;14MPa
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. 11

4218085

Installation route: 配重自卸踏板~过渡阀块(配重自卸)

Length: 4,800 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. 10

4290170

Installation route: 配重自卸踏板~过渡阀块(配重自卸)

Length: 440 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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Based on current published data

Common Repair Questions

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

How many hoses are currently listed for Hitachi EX400LC-3 Attachments?

There are 12 published records. 12 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX400LC-3 Attachments?

Based on published records with valid lengths, the range is 300–4,800 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX400LC-3 Attachments?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (7 records), DN10;1层纤维-6;14MPa (2 records), DN6;1SN-4;7Mpa (2 records), DN6;2层纤维-4;14MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi EX400LC-3 Attachments?

Each record keeps the left and right fitting descriptions separate. Current examples: 4366749: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4333713: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4366750: 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 EX400LC-3 Attachments hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 29 (4366749), Pipe No. 46 (4333713), Pipe No. 30 (4366750), Pipe No. 8 (4366752). Open a record to compare its installation position with the linked manual page.