Individual hose record

131-9778 Hose Repair Specifications

Excavator · Caterpillar · CAT®312C · Hydraulic Pump

Finished length590 mm

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Installation diagram — Pipe No. 6

Locate Pipe No. 6 in the diagram, then confirm part number 131-9778 before removing the hose.

Part number: 131-9778
Diagram pipe number: 6
Installation route: 液压泵上~过渡阀块(液压油箱下)
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: 1

Same system

Diagram Pipe No. 4

Installation route: 液压泵~电磁阀(分配阀后下)

Length: 1,200 mm
Specification: DN10;-6;10.3Mpa
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. 4

Installation route: 液压泵~电磁阀(分配阀后下)

Length: 1,400 mm
Specification: DN10;1SN-6;10.4Mpa
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. 5

Installation route: 液压泵上~过渡阀块(液压油箱下)

Length: 540 mm
Specification: DN19;4SP-12;35Mpa
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.