Individual hose record

4453812 Hose Repair Specifications

Excavator · Hitachi · ZX600LC · Swivel Joint

Finished length3,100 mm

Repair specifications

Part number
4453812
Diagram pipe number
9
Installation route
Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达
Hose specification
DN12;4层纤维-8;1.5MPa
Finished length
3,100 mm
Working pressure
1.5 MPa
Left fitting
90°美制内螺纹37°内锥
Right fitting
90°美制内螺纹37°内锥
Quantity
1

Same system

Related Hoses

Diagram Pipe No. 10

4453814

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

Length
3,100 mm
Specification
DN12;4层纤维-8;1.5MPa
Left fitting
90°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. 9

4453812

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

Length
3,100 mm
Specification
DN12;4层纤维-8;1.5MPa
Left fitting
90°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. 0

4453810

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

Length
2,900 mm
Specification
DN25;4SP-16;32Mpa
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
View full repair specifications

Diagram Pipe No. 0

4435320

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

Length
2,720 mm
Specification
DN25;4SP-16;32Mpa
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
View full repair specifications

Workshop guide

Finding the correct hydraulic hose for Hitachi ZX600LC Swivel Joint

Start with the machine and route

For Hitachi ZX600LC Swivel Joint, identify the exact model and hydraulic system on the machine first. A part number or diagram pipe number is the fastest way to narrow a replacement hose; if neither is visible, compare the installation route and the existing hose.

See all Hitachi ZX600LC systems

Read the dimensions before cutting

Check whether a listed dimension is finished assembly length, hose-only length, or cut length. These are not interchangeable. Confirm hose specification and pressure rating, then compare both ends separately: thread, sealing seat, size, angle, and orientation.

Records to compare

  • 44538123,100 mm · DN12;4层纤维-8;1.5MPa · Swivel joint → travel motor

Use the drawing as a location check

Where an installation drawing or manual figure is available, match its callout to the part number and physical route. A hydraulic circuit diagram explains connections but does not show the exact routing of a hose on the machine. Take the old hose or clear end-fitting photographs to the workshop if any dimension is missing.

For reference only. Confirm the actual hose before fabrication.

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