Individual hose record

381-5866 Hose Repair Specifications

Excavator · Caterpillar · CAT®312E · Attachments – Breaker

Finished length510 mm

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Installation diagram — Pipe No. 4

Locate Pipe No. 4 in the diagram, then confirm part number 381-5866 before removing the hose.

Caterpillar CAT®312E installation diagram showing hydraulic hose 381-5866 at Pipe No. 4
Caterpillar CAT®312EPart 381-5866 · Pipe No. 4Open full-size diagram

Repair specifications

Part number
381-5866
Diagram pipe number
4
Installation route
左过渡阀块(破碎器)~右过渡阀块(破碎器)
Hose specification
DN25;1SN-16;7Mpa
Finished length
510 mm
Working pressure
7 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

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Installation route: 回油铁管(分配阀)~破碎器过滤器

Length
920 mm
Specification
DN25;1SN-16;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
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Diagram Pipe No. 2

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Installation route: 小臂破碎器截止阀左

Length
1,550 mm
Specification
DN19;6SH-12;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
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Diagram Pipe No. 8

372-9809

Installation route: 小臂破碎器截止阀

Length
1,850 mm
Specification
DN13;4SP-8;28Mpa
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. 15

356-9242

Installation route: 分配阀前左~分配阀前右

Length
920 mm
Specification
DN25;1SN-16;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

Diagram Pipe No. 8

372-9830

Installation route: 小臂破碎器截止阀

Length
1,450 mm
Specification
DN13;4SP-8;28Mpa
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. 2

241-5149

Installation route: 小臂破碎器截止阀左

Length
1,980 mm
Specification
DN19;6SH-12;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
View full repair specifications

For reference only. Confirm the actual hose before fabrication.

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