Hydraulic line repair data

Hitachi EX400LC Attachments – Lock Valve Hose List

Hitachi EX400LC Attachments – Lock Valve currently has 4 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 4 records
Full specifications: 4 records
Systems: 1 systems
Length range: 590–10,000 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 3

4247350

Installation route: 小臂油缸锁止阀~分配阀下

Length: 10,000 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. 9

4250872

Installation route: 大臂油缸锁止阀~过渡阀块(锁止阀)

Length: 590 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. 2

4247349

Installation route: 小臂油缸锁止阀~分配阀上左

Length: 8,300 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. 10

4250871

Installation route: 过渡阀块(锁止阀)~分配阀下

Length: 2,650 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

View full repair specifications

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 Attachments – Lock Valve?

There are 4 published records. 4 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX400LC Attachments – Lock Valve?

Based on published records with valid lengths, the range is 590–10,000 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX400LC Attachments – Lock Valve?

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

How can I identify the left and right hose fittings for Hitachi EX400LC Attachments – Lock Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 4247350: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4250872: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4247349: 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 Attachments – Lock Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 3 (4247350), Pipe No. 9 (4250872), Pipe No. 2 (4247349), Pipe No. 10 (4250871). Open a record to compare its installation position with the linked manual page.