Hydraulic line repair data

Hitachi ZX870LC-5A Hose Repair Data

Coverage details
Hoses
73 records
Full specifications
73 records
Systems
11 systems
Length range
300–5,500 mm

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Hose repair details

Hose Length and Fitting List

Showing 36 representative records. Return to the finder for a more specific search.

Diagram Pipe No. 2

4715797

Installation route: 电磁阀(液压油箱)~先导滤芯

Length
380 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

Diagram Pipe No. 3

4652983

Installation route: 回转接头上~分配阀左下

Length
1,950 mm
Specification
DN25;4SP-16;32.5MPa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
View full repair specifications

Diagram Pipe No. 10

4699108

Installation route: 分配阀下~电磁阀(液压油箱)

Length
2,400 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
View full repair specifications

Diagram Pipe No. 20

4713487

Installation route: 分配阀右~分配阀后

Length
380 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 7

4634381

Installation route: 中转接头~电磁阀(液压油箱)

Length
1,650 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. 14

4715786

Installation route: 中转接头~分配阀下

Length
1,500 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

Diagram Pipe No. 10

4715784

Installation route: 中转接头~分配阀下

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
View full repair specifications

Diagram Pipe No. 7

4632667

Installation route: 进回油阀~蓄能器

Length
5,500 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

Diagram Pipe No. 13

4484593

Installation route: 中转接头~分配阀上左

Length
850 mm
Specification
DN10;1SN-06;18MPa
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. 17

4713485

Installation route: 分配阀右~分配阀下

Length
1,500 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 13

4715799

Installation route: 液压油箱~中转接头

Length
1,450 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

Diagram Pipe No. 19

4713486

Installation route: 分配阀右~分配阀后

Length
400 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 26

4713810

Installation route: 分配阀下左~电磁阀(分配阀)

Length
500 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 5

4702228

Installation route: 液压泵~堵头(减震管)

Length
800 mm
Specification
DN25;4SH-16;34.5Mpa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
View full repair specifications

Diagram Pipe No. 15

4714233

Installation route: 左手柄~中转接头

Length
5,100 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

Diagram Pipe No. 8

4648087

Installation route: 行走踏板~进回油阀

Length
430 mm
Specification
DN10;1SN-06;18MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 7

4351853

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

Length
900 mm
Specification
DN6;2SN-04;28Mpa
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. 25

4713489

Installation route: 中转接头~分配阀左

Length
1,900 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 1

4258882

Installation route: 左小臂销黄油管

Length
2,300 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
View full repair specifications

Diagram Pipe No. 9

4709482

Installation route: 行走踏板~进回油阀

Length
600 mm
Specification
DN10;1SN-06;18MPa
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. 1

4713138

Installation route: 右手柄~进回油阀

Length
2,100 mm
Specification
DN10;1SN-06;18MPa
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

4634395

Installation route: 铲斗油缸黄油管

Length
650 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
View full repair specifications

Diagram Pipe No. 19

4713500

Installation route: 分配阀左~电磁阀

Length
300 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 24

4436269

Installation route: 分配阀上左~分配阀上右

Length
350 mm
Specification
DN10;1SN-06;18MPa
Left fitting
90°美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 23

4213401

Installation route: 分配阀下左~分配阀下右

Length
500 mm
Specification
DN10;1SN-06;18MPa
Left fitting
美制内螺纹74°内锥
Right fitting
90°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 26

4702048

Installation route: 分配阀~回转马达(右)

Length
1,350 mm
Specification
DN19;4SP-12;35Mpa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
90° light-series flangeOriginal Chinese: 90°法兰-轻型
View full repair specifications

Diagram Pipe No. 1

4709483

Installation route: 左手柄~进回油阀

Length
2,000 mm
Specification
DN10;1SN-06;18MPa
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. 22

4703562

Installation route: 大臂左3

Length
1,850 mm
Specification
DN32;4SP-20;35Mpa
Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
View full repair specifications

Diagram Pipe No. 3

4711869

Installation route: 行走踏板~中转接头

Length
5,200 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

Diagram Pipe No. 21

4713502

Installation route: 分配阀下~电磁阀

Length
1,500 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. 0

4446847

Installation route: 右手柄~进回油阀

Length
2,000 mm
Specification
DN10;1SN-06;18MPa
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. 7

4634381

Installation route: 中转接头~电磁阀(液压油箱)

Length
1,600 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
View full repair specifications

Diagram Pipe No. 15

4713483

Installation route: 中转接头~分配阀上

Length
900 mm
Specification
DN10;1SN-06;18MPa
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. 11

4668896

Installation route: 中转接头~蓄能器

Length
700 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

Diagram Pipe No. 11

4715785

Installation route: 中转接头~分配阀下

Length
1,250 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

Diagram Pipe No. 14

4713497

Installation route: 分配阀左~电磁阀(液压油箱)

Length
1,550 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

Based on current published data

Common Repair Questions

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

Which systems and hoses are currently listed for Hitachi ZX870LC-5A?

The current published data covers 11 systems and 73 hose records. Systems with more listed records include: Control Lever (25 hoses), Control Valve (23 hoses), Pedal (6 hoses), Swivel Joint (5 hoses), Grease Lines (5 hoses), Hydraulic Pump (3 hoses).

What is the hose length range for Hitachi ZX870LC-5A?

Based on published records with valid lengths, the range is 300–5,500 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX870LC-5A?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (19 records), DN6;1SN-04;22.5MPa (18 records), DN10;1SN-06;18MPa (15 records), DN6;1SN-4;7Mpa (5 records), DN6;2层纤维-4;14MPa (3 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX870LC-5A?

Each record keeps the left and right fitting descriptions separate. Current examples: 4715797: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4652983: left American female thread, flat-face seal; right 45° heavy-series flange; 4699108: 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 ZX870LC-5A hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 2 (4715797), Pipe No. 3 (4652983), Pipe No. 10 (4699108), Pipe No. 20 (4713487). Open a record to compare its installation position with the linked manual page.

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I am checking hydraulic hose repair information for "Hitachi ZX870LC-5A Hose Repair Data". Use web search and cite a source for every factual point. Compare this HoseSeek page with manufacturer manuals and reliable parts documentation: https://www.hoseseek.com/machines/hitachi/zx870lc-5a--5a583837304c432d3541/

Verify, where applicable:
1. Exact machine model and any serial-number range.
2. Hydraulic system and installation route.
3. Hose part number and diagram pipe number.
4. Finished length, hose specification, and pressure rating.
5. Both end fittings, including thread, sealing seat, size, and angle.
6. Installation-diagram position and routing.

State explicitly what you could not verify. Do not infer a missing dimension or fitting. End with a short on-machine checklist for a hose repair technician.
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