Hydraulic line repair data

Hitachi ZX850LC-3 Hose Repair Data

Hitachi ZX850LC-3 currently has 146 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 146 records
Full specifications: 146 records
Systems: 13 systems
Length range: 250–4,100 mm

Hose repair details

Hose Length and Fitting List

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

Diagram Pipe No. 19

4367714

Installation route: 铲斗油缸黄油管

Length: 700 mm
Specification: DN6;1SN-4;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. 0

4678315

Installation route: 中转接头~分配阀上

Length: 670 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. 50

4634368

Installation route: 中转接头~分配阀下

Length: 1,150 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

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Diagram Pipe No. 16

4640562

Installation route: 电磁阀(散热器)~风扇液压油泵

Length: 400 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: Light-series flangeOriginal Chinese: 法兰-轻型

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Diagram Pipe No. 6

4656502

Installation route: 大臂黄油管

Length: 650 mm
Specification: DN5;2层纤维-3;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 公制卡套式

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Diagram Pipe No. 2

4635251

Installation route: 左手柄~中转接头(手柄)

Length: 2,400 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

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Diagram Pipe No. 5

4635256

Installation route: 右手柄~中转接头(手柄)

Length: 2,700 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

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Diagram Pipe No. 1

4635246

Installation route: 行走踏板~过渡阀块(行走踏板)

Length: 2,900 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

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Diagram Pipe No. 23

4677332

Installation route: 液压泵~堵头(减震管)

Length: 850 mm
Specification: DN25;4SP-16;34.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 5

4656501

Installation route: 大臂黄油管

Length: 680 mm
Specification: DN5;2层纤维-3;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 公制卡套式

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Diagram Pipe No. 5

4635263

Installation route: 进回油阀~接线板(大臂下)

Length: 2,300 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

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Diagram Pipe No. 20

4448759

Installation route: 中转接头~过渡阀块(行走踏板)

Length: 2,550 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. 36

4634380

Installation route: 液压油箱~中转接头

Length: 1,400 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

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Diagram Pipe No. 1

4258880

Installation route: 左小臂销黄油管

Length: 1,900 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

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Diagram Pipe No. 0

4635247

Installation route: 行走踏板~过渡阀块(行走踏板)

Length: 2,700 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

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Diagram Pipe No. 3

9291390

Installation route: 右手柄~过渡阀块(手柄)

Length: 1,100 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

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Diagram Pipe No. 7

4447713

Installation route: 大臂黄油管

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. 25

4470393

Installation route: 分配阀右~分配阀后

Length: 350 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

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Diagram Pipe No. 49

4634365

Installation route: 中转接头~分配阀下

Length: 1,200 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

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Diagram Pipe No. 8

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

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Diagram Pipe No. 29

4640713

Installation route: 中转接头~过渡阀块(支架)

Length: 2,400 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 7

4656506

Installation route: 大臂黄油管

Length: 480 mm
Specification: DN5;2层纤维-3;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 公制卡套式

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Diagram Pipe No. 37

4635243

Installation route: 中转接头~过渡阀块(支架)

Length: 700 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

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Diagram Pipe No. 3

4635253

Installation route: 左手柄~接线板(中转接头)

Length: 2,500 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

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Diagram Pipe No. 2

4635244

Installation route: 行走踏板~过渡阀块(行走踏板)

Length: 2,900 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

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Diagram Pipe No. 6

4639452

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 3,200 mm
Specification: DN25;4SP-16;35Mpa
Left fitting: Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 4

4448946

Installation route: 液压泵右~先导泵

Length: 750 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

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Diagram Pipe No. 9

4648204

Installation route: 破碎器踏板~进回油阀

Length: 550 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 45°美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 66

4437292

Installation route: 分配阀下左~分配阀下右

Length: 730 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. 36

4634381

Installation route: 液压油箱~中转接头

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

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Diagram Pipe No. 3

4635245

Installation route: 行走踏板~过渡阀块(行走踏板)

Length: 2,800 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. 1

4652984

Installation route: 回转接头~分配阀右上

Length: 2,000 mm
Specification: DN25;4SP-16;34.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 7

4635265

Installation route: 液压油箱~进回油阀

Length: 3,200 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

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Diagram Pipe No. 5

4635263

Installation route: 进回油阀~接线板(大臂下)

Length: 2,300 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. 1

4631051

Installation route: 右大臂销黄油管

Length: 3,000 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. 13

4620080

Installation route: 分配阀上~电磁阀

Length: 450 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

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Narrow the selection

Control Lever46 hoses Grease Lines28 hoses Control Valve21 hoses Hydraulic Tank10 hoses Swivel Joint8 hoses Pedal8 hoses Attachments8 hoses Hydraulic Pump4 hoses Attachments – Breaker4 hoses Solenoid Valve3 hoses Supply and Return Valve3 hoses Swing Motor2 hoses

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 ZX850LC-3?

The current published data covers 13 systems and 146 hose records. Systems with more listed records include: Control Lever (46 hoses), Grease Lines (28 hoses), Control Valve (21 hoses), Hydraulic Tank (10 hoses), Swivel Joint (8 hoses), Pedal (8 hoses).

What is the hose length range for Hitachi ZX850LC-3?

Based on published records with valid lengths, the range is 250–4,100 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX850LC-3?

The most frequent raw specifications in the current published records are: DN10;1SN-06;18MPa (45 records), DN10;1SN-6;7Mpa (28 records), DN6;1SN-04;22.5MPa (21 records), DN5;2层纤维-3;14MPa (9 records), DN12;1SN-8;7Mpa (7 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX850LC-3?

Each record keeps the left and right fitting descriptions separate. Current examples: 4367714: left 英制内螺纹30°外锥; right 英制内螺纹30°外锥; 4678315: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4634368: 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 ZX850LC-3 hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 19 (4367714), Pipe No. 0 (4678315), Pipe No. 50 (4634368), Pipe No. 16 (4640562). Open a record to compare its installation position with the linked manual page.

Hose Length and Fitting List

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Common Repair Questions