Hydraulic line repair data

Hitachi ZX870LC-6 Swivel Joint Hose List

Hitachi ZX870LC-6 Swivel Joint currently has 5 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 5 records
Full specifications: 5 records
Systems: 1 systems
Length range: 1,950–3,700 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 18

4639461

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

Length: 3,700 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. 1

4652982

Installation route: 回转接头~分配阀右上

Length: 1,950 mm
Specification: DN25;4SH-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. 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. 3

4652983

Installation route: 回转接头~分配阀左下

Length: 1,950 mm
Specification: DN25;4SP-16;32.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 45° heavy-series flangeOriginal Chinese: 45°法兰-重型

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Diagram Pipe No. 0

4642438

Installation route: 回转接头~分配阀右下

Length: 1,950 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: 45° heavy-series flangeOriginal Chinese: 45°法兰-重型

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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 ZX870LC-6 Swivel Joint?

There are 5 published records. 5 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX870LC-6 Swivel Joint?

Based on published records with valid lengths, the range is 1,950–3,700 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX870LC-6 Swivel Joint?

The most frequent raw specifications in the current published records are: DN25;4SP-16;35Mpa (2 records), DN10;1SN-6;7Mpa (1 records), DN25;4SH-16;34.5Mpa (1 records), DN25;4SP-16;32.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX870LC-6 Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 4639461: left 美制内螺纹37°内锥; right 90°美制内螺纹37°内锥; 4652982: left American female thread, flat-face seal; right 90° heavy-series flange; 4639452: left Heavy-series flange; right 90° elbow, American female thread, flat-face seal. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi ZX870LC-6 Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 18 (4639461), Pipe No. 1 (4652982), Pipe No. 6 (4639452), Pipe No. 3 (4652983). Open a record to compare its installation position with the linked manual page.