Hydraulic line repair data

Hitachi ZX450LC-3 Hydraulic Pump Hose List

Hitachi ZX450LC-3 Hydraulic Pump currently has 11 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses
11 records
Full specifications
11 records
Systems
1 systems
Length range
450–1,650 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 10

4270458

Installation route: 液压泵~先导滤芯

Length
800 mm
Specification
DN12;1SN-8;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. 17

4316023

Installation route: 液压泵~吸油铁管

Length
480 mm
Specification
DN25;2SN-16;16.5MPa
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
View full repair specifications

Diagram Pipe No. 4

4635850

Installation route: 液压泵~铁管(液压泵)

Length
820 mm
Specification
DN19;2SN-12;21.5MPa
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
View full repair specifications

Diagram Pipe No. 16

4618606

Installation route: 液压泵~先导滤芯

Length
520 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. 19

4636853

Installation route: 液压泵~铁管(液压泵)

Length
750 mm
Specification
DN25;2SN-16;16.5MPa
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
View full repair specifications

Diagram Pipe No. 6

4452733

Installation route: 液压泵左~液压泵右

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
View full repair specifications

Diagram Pipe No. 23

4636852

Installation route: 液压泵~铁管(液压泵)

Length
650 mm
Specification
DN19;2SN-12;21.5MPa
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
View full repair specifications

Diagram Pipe No. 4

4637841

Installation route: 液压泵~先导滤芯

Length
450 mm
Specification
DN25;2SN-16;16.5MPa
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
View full repair specifications

Diagram Pipe No. 1

4636847

Installation route: 液压泵~分配阀(进油)

Length
1,650 mm
Specification
DN25;4SH-16;38.8MPa
Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
90° heavy-series flangeOriginal Chinese: 90°法兰-重型
View full repair specifications

Diagram Pipe No. 6

4322485

Installation route: 先导泵~先导滤芯

Length
1,000 mm
Specification
DN13;2SN-08;27.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
45°美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 10

4304465

Installation route: 液压泵~先导滤芯

Length
1,000 mm
Specification
DN13;2SN-08;27.5MPa
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.

How many hoses are currently listed for Hitachi ZX450LC-3 Hydraulic Pump?

There are 11 published records. 11 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX450LC-3 Hydraulic Pump?

Based on published records with valid lengths, the range is 450–1,650 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX450LC-3 Hydraulic Pump?

The most frequent raw specifications in the current published records are: DN25;2SN-16;16.5MPa (3 records), DN13;2SN-08;27.5MPa (2 records), DN19;2SN-12;21.5MPa (2 records), DN6;1SN-04;22.5MPa (2 records), DN12;1SN-8;7MPa (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-3 Hydraulic Pump?

Each record keeps the left and right fitting descriptions separate. Current examples: 4270458: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4316023: left American female thread, flat-face seal; right American female thread, flat-face seal; 4635850: left American female thread, flat-face seal; right 90° heavy-series flange. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi ZX450LC-3 Hydraulic Pump hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 10 (4270458), Pipe No. 17 (4316023), Pipe No. 4 (4635850), Pipe No. 16 (4618606). Open a record to compare its installation position with the linked manual page.

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