Hydraulic line repair data

Hitachi ZX450LC Grease Lines Hose List

Hitachi ZX450LC Grease Lines currently has 18 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses
18 records
Full specifications
18 records
Systems
1 systems
Length range
230–3,600 mm

Hose repair details

Hose Length and Fitting List

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
View full repair specifications

Diagram Pipe No. 31

4450779

Installation route: 右大臂销黄油管

Length
1,150 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
View full repair specifications

Diagram Pipe No. 33

4305747

Installation route: 大臂黄油管

Length
400 mm
Specification
DN6;2SN-4;27.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 1

4218064

Installation route: 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
View full repair specifications

Diagram Pipe No. 34

4607461

Installation route: 大臂黄油管

Length
280 mm
Specification
DN6;2SN-4;27.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 30

4317872

Installation route: 左大臂销黄油管

Length
1,200 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
View full repair specifications

Diagram Pipe No. 35

4607460

Installation route: 大臂黄油管

Length
230 mm
Specification
DN6;2SN-4;27.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 6

4306075

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

Length
1,000 mm
Specification
DN10;2SN-6;27.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 3

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
View full repair specifications

Diagram Pipe No. 32

4203161

Installation route: 大臂黄油管

Length
450 mm
Specification
DN6;2SN-04;27.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 5

4267669

Installation route: 小臂黄油管

Length
2,500 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
View full repair specifications

Diagram Pipe No. 7

4214424

Installation route: 铲斗油缸黄油管

Length
450 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
View full repair specifications

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
View full repair specifications

Diagram Pipe No. 2

4297236

Installation route: 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
View full repair specifications

Diagram Pipe No. 8

4269797

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

Length
750 mm
Specification
DN6;1SN-4;7Mpa
Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 4

4207377

Installation route: 小臂黄油管

Length
2,400 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
View full repair specifications

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
View full repair specifications

Diagram Pipe No. 3

4258884

Installation route: 小臂黄油管

Length
2,450 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
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 ZX450LC Grease Lines?

There are 18 published records. 18 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX450LC Grease Lines?

Based on published records with valid lengths, the range is 230–3,600 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX450LC Grease Lines?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (5 records), DN6;1SN-04;7MPa (3 records), DN6;2SN-4;27.5MPa (3 records), DN6;2层纤维-4;14MPa (3 records), DN10;2SN-6;27.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX450LC Grease Lines?

Each record keeps the left and right fitting descriptions separate. Current examples: 4107297: left 英制内螺纹30°外锥; right 英制内螺纹30°外锥; 4450779: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4305747: 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 ZX450LC Grease Lines hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 2 (4107297), Pipe No. 31 (4450779), Pipe No. 33 (4305747), Pipe No. 1 (4218064). Open a record to compare its installation position with the linked manual page.

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