Hydraulic line repair data

Hitachi ZX370F-3 Hose Repair Data

Hitachi ZX370F-3 currently has 56 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 56 records
Full specifications: 56 records
Systems: 9 systems
Length range: 350–3,700 mm

Hose repair details

Hose Length and Fitting List

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

Hose record

4628911

Installation route: 分配阀上~回转马达

Length: 430 mm
Specification: DN25;1SN-16;8.8MPa
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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Hose record

4648912

Installation route: 中转接头~分配阀左

Length: 950 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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Hose record

4642554

Installation route: 中转接头~电磁阀(液压泵)

Length: 1,800 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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Hose record

4639567

Installation route: 中转接头~分配阀下

Length: 1,660 mm
Specification: DN10;1SN-6;18MPa
Left fitting: 美制内螺纹74°内锥双六角
Right fitting: 90°美制内螺纹74°内锥

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Hose record

4649730

Installation route: 中转接头~电磁阀(液压泵)

Length: 1,800 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Hose record

4427111

Installation route: 中转接头~分配阀右

Length: 700 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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Hose record

4630932

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: 45°美制内螺纹74°内锥

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Hose record

4649732

Installation route: Swing motor → return steel line (hydraulic tank)Original Chinese: 回转马达~回油铁管(液压油箱)

Length: 900 mm
Specification: DN13;1SN-08;16MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Hose record

4648918

Installation route: 分配阀下~电磁阀

Length: 850 mm
Specification: DN6;1SN-04;7Mpa
Left fitting: 90°美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Hose record

4448946

Installation route: 回转马达~中转接头

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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Hose record

4648580

Installation route: 液压油箱~电磁阀

Length: 390 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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Hose record

4453281

Installation route: 电磁阀~先导滤芯

Length: 1,300 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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Hose record

4630939

Installation route: 中转接头~分配阀上

Length: 360 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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Hose record

4656531

Installation route: 右手柄~中转接头

Length: 3,300 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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Hose record

4452733

Installation route: 分配阀右~电磁阀

Length: 450 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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Hose record

4630940

Installation route: 中转接头~分配阀上

Length: 760 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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Hose record

4654827

Installation route: 左手柄~中转接头

Length: 2,950 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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Hose record

4630941

Installation route: 中转接头~分配阀上

Length: 650 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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Hose record

4482948

Installation route: 回转接头~电磁阀

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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Hose record

4630949

Installation route: 电磁阀~中转接头

Length: 560 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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Hose record

4628956

Installation route: Arm cylinder — leftOriginal Chinese: 小臂油缸左

Length: 900 mm
Specification: DN25;4SH-16;38.8MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Hose record

4314983

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

Length: 3,700 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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Hose record

4645667

Installation route: 分配阀上~先导滤芯

Length: 1,200 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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Hose record

4630933

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: 45°美制内螺纹74°内锥

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Hose record

4630952

Installation route: 中转接头~分配阀下

Length: 750 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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Hose record

4656536

Installation route: 左手柄~中转接头

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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Hose record

4316009

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

Length: 3,650 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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Hose record

4632041

Installation route: 分配阀右~电磁阀

Length: 500 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90°美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Hose record

4656530

Installation route: 右手柄~中转接头

Length: 3,150 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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Hose record

9263974

Installation route: 大臂左1/左4

Length: 1,700 mm
Specification: DN25;4SP-16;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

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Hose record

4630937

Installation route: 中转接头~分配阀下

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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Hose record

4639633

Installation route: 左手柄~进回油阀

Length: 1,900 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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Hose record

FF103252

Installation route: 过渡阀块(附加装置)~

Length: 1,080 mm
Specification: DN12;1SN-8;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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Hose record

4630935

Installation route: 中转接头~分配阀下

Length: 900 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Hose record

4655182

Installation route: 左手柄~中转接头

Length: 2,950 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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Hose record

9263974

Installation route: 大臂左1/左2/左6/左7

Length: 1,700 mm
Specification: DN25;4SP-16;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

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Narrow the selection

Control Lever28 hoses Control Valve7 hoses Boom Assembly6 hoses Grease Lines4 hoses Hydraulic Tank3 hoses Swivel Joint2 hoses Swing Motor2 hoses Solenoid Valve2 hoses Attachments2 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 ZX370F-3?

The current published data covers 9 systems and 56 hose records. Systems with more listed records include: Control Lever (28 hoses), Control Valve (7 hoses), Boom Assembly (6 hoses), Grease Lines (4 hoses), Hydraulic Tank (3 hoses), Swivel Joint (2 hoses).

What is the hose length range for Hitachi ZX370F-3?

Based on published records with valid lengths, the range is 350–3,700 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX370F-3?

The most frequent raw specifications in the current published records are: DN10;1SN-06;18MPa (30 records), DN6;1SN-04;22.5MPa (12 records), DN25;4SP-16;35Mpa (3 records), DN10;1SN-6;18MPa (2 records), DN13;1SN-08;16MPa (2 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX370F-3?

Each record keeps the left and right fitting descriptions separate. Current examples: 4628911: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; 4648912: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4642554: left 美制内螺纹74°内锥; right 90°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.

Hose Length and Fitting List

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Common Repair Questions