Hydraulic line repair data

Hitachi EX450LC-5 Grease Lines Hose List

Hitachi EX450LC-5 Grease Lines currently has 7 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 7 records
Full specifications: 7 records
Systems: 1 systems
Length range: 600–10,000 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 10

4055122

Installation route: 黄油泵~黄油软管卷盘

Length: 1,350 mm
Specification: DN10;2SN-06;21Mpa
Left fitting: 英制锥形外螺纹
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. 0

4218064

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

Length: 3,400 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. 1

4297236

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

Length: 3,350 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. 18

4353626

Installation route: 黄油软管卷盘~黄油枪

Length: 10,000 mm
Specification: DN10;2SN-06;21Mpa
Left fitting: 英制外螺纹30°内锥
Right fitting: 英制外螺纹30°内锥

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Diagram Pipe No. 2

4289772

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

Length: 3,600 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. 2

4107297

Installation route: 大臂油缸黄油管

Length: 600 mm
Specification: DN6;1SN-04;7MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 2

4107297

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

Length: 600 mm
Specification: DN6;1SN-04;7MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°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.

How many hoses are currently listed for Hitachi EX450LC-5 Grease Lines?

There are 7 published records. 7 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX450LC-5 Grease Lines?

Based on published records with valid lengths, the range is 600–10,000 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX450LC-5 Grease Lines?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (3 records), DN10;2SN-06;21Mpa (2 records), DN6;1SN-04;7MPa (2 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi EX450LC-5 Grease Lines?

Each record keeps the left and right fitting descriptions separate. Current examples: 4055122: left 英制锥形外螺纹; right British female thread, 60° external cone seat; 4218064: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4297236: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi EX450LC-5 Grease Lines hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 10 (4055122), Pipe No. 0 (4218064), Pipe No. 1 (4297236), Pipe No. 18 (4353626). Open a record to compare its installation position with the linked manual page.