Individual hose record

223-8666 Hose Repair Specifications

Excavator · Caterpillar · CAT®311C · Attachments – Lock Valve

Finished length2,000 mm

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Installation diagram — Pipe No. 5

Locate Pipe No. 5 in the diagram, then confirm part number 223-8666 before removing the hose.

Caterpillar CAT®311C installation diagram showing hydraulic hose 223-8666 at Pipe No. 5
Caterpillar CAT®311CPart 223-8666 · Pipe No. 5Open full-size diagram

Repair specifications

Part number
223-8666
Diagram pipe number
5
Installation route
小臂油缸锁止阀~分配阀
Hose specification
DN10;1SN-6;10.4Mpa
Finished length
2,000 mm
Working pressure
10.4 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

Related Hoses

Diagram Pipe No. 22

207-7785

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length
1,800 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
View full repair specifications

Diagram Pipe No. 23

207-7786

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length
1,650 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
View full repair specifications

Diagram Pipe No. 6

4I-0824

Installation route: 小臂油缸锁止阀

Length
1,506 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
View full repair specifications

For reference only. Confirm the actual hose before fabrication.

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