Individual hose record

4422976 Hose Repair Specifications

Excavator · Hitachi · ZX120 · Hydraulic Pump

Finished length740 mm

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Installation diagram — Pipe No. 12

Locate Pipe No. 12 in the diagram, then confirm part number 4422976 before removing the hose.

Hitachi ZX120 installation diagram showing hydraulic hose 4422976 at Pipe No. 12
Hitachi ZX120Part 4422976 · Pipe No. 12Open full-size diagram

Repair specifications

Part number
4422976
Diagram pipe number
12
Installation route
液压泵~分配阀(进油)
Hose specification
DN16;4SP-10;38MPa
Finished length
740 mm
Working pressure
38 MPa
Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Quantity
1

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Specification
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Left fitting
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Right fitting
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Diagram Pipe No. 23

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Right fitting
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Diagram Pipe No. 0

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Installation route: 液压泵~堵头(减震管)

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Specification
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Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 2

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Installation route: 液压泵~堵头(减震管)

Length
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Left fitting
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Right fitting
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Diagram Pipe No. 21A

4442655

Installation route: 液压泵~中转接头

Length
2,000 mm
Specification
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Left fitting
美制内螺纹74°内锥
Right fitting
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Diagram Pipe No. 16

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Installation route: 液压泵~液压油箱

Length
850 mm
Specification
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Left fitting
美制内螺纹74°内锥
Right fitting
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Diagram Pipe No. 17A

4442766

Installation route: 液压泵~中转接头

Length
2,000 mm
Specification
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Left fitting
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Right fitting
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Diagram Pipe No. 11

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Installation route: 液压泵~吸油铁管

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Specification
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Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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For reference only. Confirm the actual hose before fabrication.

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