Hydraulic line repair data

Hitachi ZX220W-3 Grease Lines Hose List

Hitachi ZX220W-3 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: 2,000–3,400 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 24

4473135

Installation route: 大臂黄油管

Length: 3,100 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. 20

4252853

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

Length: 2,960 mm
Specification: DN6;2层纤维-04;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. 19

4482948

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

Length: 2,000 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

4483563

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

Length: 2,900 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. 23

4252852

Installation route: 大臂黄油管

Length: 3,050 mm
Specification: DN6;2层纤维-4;14MPa
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. 4

4447713

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

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. 13

4622684

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

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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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 ZX220W-3 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 ZX220W-3 Grease Lines?

Based on published records with valid lengths, the range is 2,000–3,400 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX220W-3 Grease Lines?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (5 records), DN6;2层纤维-04;14MPa (1 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 ZX220W-3 Grease Lines?

Each record keeps the left and right fitting descriptions separate. Current examples: 4473135: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4252853: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4482948: 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 ZX220W-3 Grease Lines hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 24 (4473135), Pipe No. 20 (4252853), Pipe No. 19 (4482948), Pipe No. 12 (4483563). Open a record to compare its installation position with the linked manual page.