Individual hose record

143-4730 Hose Repair Specifications

Excavator · Caterpillar · CAT®M312 · Pedal

Finished length1,500 mm

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Installation diagram — Pipe No. 2

Locate Pipe No. 2 in the diagram, then confirm part number 143-4730 before removing the hose.

Part number: 143-4730
Diagram pipe number: 2
Installation route: 方向盘~驾驶室后
Hose specification: DN13;1SN-8;14Mpa
Finished length: 1,500 mm
Working pressure: 14 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. 3

Installation route: 制动踏板~液压油过滤器(驾驶室后)

Length: 1,405 mm
Specification: DN10;2SN-6;33Mpa
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. 8

Installation route: 制动踏板~蓄能器

Length: 730 mm
Specification: DN10;1SN-6;15.7Mpa
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: 方向盘~分配阀下左

Length: 3,400 mm
Specification: DN13;1SN-8;14Mpa
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.