Hydraulic line repair data

Hitachi ZX450LC Attachments Hose List

Hitachi ZX450LC Attachments currently has 4 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 4 records
Full specifications: 4 records
Systems: 1 systems
Length range: 1,340–3,200 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 62

4459255

Installation route: 过渡阀块(分配阀)~过渡阀块(支架)

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

View full repair specifications

Diagram Pipe No. 33

4458532

Installation route: 蓄能器~过渡阀块(分配阀)

Length: 1,340 mm
Specification: DN6;1SN-04;22.5MPa
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. 20A

4450249

Installation route: 装载踏板~进回油阀

Length: 3,200 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

View full repair specifications

Diagram Pipe No. 20

9211532

Installation route: 装载踏板~进回油阀

Length: 3,200 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

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 Attachments?

There are 4 published records. 4 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX450LC Attachments?

Based on published records with valid lengths, the range is 1,340–3,200 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX450LC Attachments?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (2 records), DN10;1SN-06;18MPa (1 records), DN6;1SN-04;22.5MPa (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 Attachments?

Each record keeps the left and right fitting descriptions separate. Current examples: 4459255: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4458532: left 美制内螺纹74°内锥; right 45°美制内螺纹74°内锥; 4450249: left 美制内螺纹37°内锥; right 90°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 Attachments hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 62 (4459255), Pipe No. 33 (4458532), Pipe No. 20A (4450249), Pipe No. 20 (9211532). Open a record to compare its installation position with the linked manual page.