Individual hose record

4439932 Hose Repair Specifications

Excavator · Hitachi · ZX370 · Boom Assembly

Finished length1,780 mm

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Installation diagram — Pipe No. 12A

Locate Pipe No. 12A in the diagram, then confirm part number 4439932 before removing the hose.

Part number: 4439932
Diagram pipe number: 12A
Installation route: 大臂左2
Hose specification: DN32;6SH-20;42MPa
Finished length: 1,780 mm
Working pressure: 42 MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: Light-series flangeOriginal Chinese: 法兰-轻型
Quantity: 1

Same system

Diagram Pipe No. 16

Installation route: 大臂油缸

Length: 900 mm
Specification: DN25;4SH-16;38.8MPa
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

Diagram Pipe No. 12

Installation route: Arm cylinder — rightOriginal Chinese: 小臂油缸右

Length: 900 mm
Specification: DN32;6SH-20;42MPa
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

Diagram Pipe No. 12

Installation route: 大臂左2

Length: 1,780 mm
Specification: DN32;6SH-20;42MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: Light-series flangeOriginal Chinese: 法兰-轻型

Diagram Pipe No. 13

Installation route: Arm cylinder — leftOriginal Chinese: 小臂油缸左

Length: 900 mm
Specification: DN25;4SH-16;38.8MPa
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