Individual hose record

131-9778 Hose Repair Specifications

Excavator · Caterpillar · CAT®311C · Boom Assembly

Finished length590 mm

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Installation diagram — Pipe No. 9

Locate Pipe No. 9 in the diagram, then confirm part number 131-9778 before removing the hose.

Part number: 131-9778
Diagram pipe number: 9
Installation route: 小臂油缸
Hose specification: DN19;6SH-12;42Mpa
Finished length: 590 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Quantity: 2

Same system

Diagram Pipe No. 4

Installation route: 大臂油缸

Length: 760 mm
Specification: DN16;6SH-10;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. 2

Installation route: 铲斗油缸左(规格2)

Length: 1,500 mm
Specification: DN16;6SH-10;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

For reference only. Confirm the actual hose before fabrication.